diff --git a/mods/human_friendly_design.js b/mods/human_friendly_design.js
new file mode 100644
index 00000000..716961dd
--- /dev/null
+++ b/mods/human_friendly_design.js
@@ -0,0 +1,899 @@
+elements.human.tick = function(pixel) {
+    if (isEmpty(pixel.x, pixel.y+1)) {
+        createPixel("body", pixel.x, pixel.y+1);
+        var color = pixel.color;
+        changePixel(pixel,"head");
+        pixel.color = color;
+        if (pixel.bodyColor) {
+            pixelMap[pixel.x][pixel.y+1].color = pixel.bodyColor;
+        }
+    }
+    else if (isEmpty(pixel.x, pixel.y-1)) {
+        createPixel("head", pixel.x, pixel.y-1);
+        pixelMap[pixel.x][pixel.y-1].color = pixel.color;
+        changePixel(pixel,"body");
+        if (pixel.bodyColor) {
+            pixel.color = pixel.bodyColor;
+        }
+    }
+}
+
+elements.body.tick = function(pixel) {
+    if (tryMove(pixel, pixel.x, pixel.y+1)) { // Fall
+        if (!isEmpty(pixel.x, pixel.y-2, true)) { // Drag head down
+            var headpixel = pixelMap[pixel.x][pixel.y-2];
+            if (headpixel.element === "head") {
+                if (isEmpty(pixel.x, pixel.y-1)) {
+                    movePixel(pixelMap[pixel.x][pixel.y-2], pixel.x, pixel.y-1);
+                }
+                else {
+                    swapPixels(pixelMap[pixel.x][pixel.y-2], pixelMap[pixel.x][pixel.y-1]);
+                }
+            }
+        }
+    }
+    doHeat(pixel);
+    doBurning(pixel);
+    doElectricity(pixel);
+    if (pixel.dead) {
+        // Turn into rotten_meat if pixelTicks-dead > 500
+        if (pixelTicks-pixel.dead > 200 && Math.random() < 0.1) {
+            changePixel(pixel,"rotten_meat");
+        }
+        return
+    }
+
+    // Find the head
+    if (!isEmpty(pixel.x, pixel.y-1, true) && pixelMap[pixel.x][pixel.y-1].element == "head") {
+        var head = pixelMap[pixel.x][pixel.y-1];
+        if (head.dead) { // If head is dead, kill body
+            pixel.dead = head.dead;
+        }
+        else if (head.panic > 0) {
+            pixel.panic = head.panic;
+            delete head.panic;
+        }
+    }
+    else { var head = null }
+    if (head && Math.random() < 0.25) {
+        let y = Math.random() < 0.5 ? 0 : -1;
+        for (let x = 1; x < 10; x++) {
+            let x2 = pixel.x+(x*pixel.dir);
+            let y2 = pixel.y+y;
+            if (!isEmpty(x2,y2,true)) {
+                let seenPixel = pixelMap[x2][y2];
+                if (elements.human.reactions[seenPixel.element] && elements.human.reactions[seenPixel.element].attr1 && elements.human.reactions[seenPixel.element].attr1.panic) {
+                    pixel.panic += elements.human.reactions[seenPixel.element].attr1.panic;
+                    pixel.dir *= -1;
+                    break;
+                }
+                else if (seenPixel.dead || seenPixel.temp > 200) {
+                    pixel.panic += 5;
+                    pixel.dir *= -1;
+                    if (seenPixel.panic) delete seenPixel.panic;
+                    break;
+                }
+            }
+        }
+    }
+    if (pixel.burning) {
+        pixel.panic += 0.1;
+        if (head && pixelTicks-pixel.burnStart > 240) {
+            pixel.color = head.color;
+        }
+    }
+    if (pixel.charge) {
+        pixel.panic += 1;
+    }
+    else if (pixel.panic > 0) {
+        pixel.panic -= 0.1;
+        if (pixel.panic < 0) { pixel.panic = 0; }
+        else if (pixel.panic > 50) { pixel.panic = 50; }
+    }
+
+    if (isEmpty(pixel.x, pixel.y-1)) {
+        // create blood if decapitated 10% chance
+        if (Math.random() < 0.1 && !pixel.charge) {
+            createPixel("blood", pixel.x, pixel.y-1);
+            // set dead to true 15% chance
+            if (Math.random() < 0.15) {
+                pixel.dead = pixelTicks;
+            }
+        }
+    }
+    else if (head === null) { return }
+    else if (Math.random() < 0.1*(isEmpty(pixel.x, pixel.y+1) ? 1 : pixel.panic+1)) { // Move 10% chance
+        var movesToTry = [
+            [1*pixel.dir,0],
+            [1*pixel.dir,-1],
+        ];
+        let moved = false;
+        // While movesToTry is not empty, tryMove(pixel, x, y) with a random move, then remove it. if tryMove returns true, break.
+        while (movesToTry.length > 0) {
+            var move = movesToTry.splice(Math.floor(Math.random() * movesToTry.length), 1)[0];
+            if (isEmpty(pixel.x+move[0], pixel.y+move[1]-1)) {
+                var origx = pixel.x+move[0];
+                var origy = pixel.y+move[1];
+                if (tryMove(pixel, pixel.x+move[0], pixel.y+move[1]) && pixel.x===origx && pixel.y===origy) {
+                    movePixel(head, head.x+move[0], head.y+move[1]);
+                    moved = true;
+                    break;
+                }
+            }
+            else if (!isEmpty(pixel.x+move[0], pixel.y+move[1], true)) {
+                var hitPixel = pixelMap[pixel.x+move[0]][pixel.y+move[1]];
+                if (hitPixel.element === "body" || hitPixel.element === "head" && hitPixel.panic < pixel.panic) {
+                    // interact with other human
+                    hitPixel.panic = pixel.panic;
+                }
+            }
+        }
+        // 15% chance to change direction
+        if (Math.random() < 0.15 || !moved) {
+            pixel.dir *= -1;
+        }
+        // homeostasis
+        if (pixel.temp > 37) { pixel.temp -= 1; }
+        else if (pixel.temp < 37) { pixel.temp += 1; }
+    }
+
+}
+
+elements.portal_in.tick = function(pixel) {
+    // if (Math.random() > 0.1) return;
+    if (!ticktemp.portal_out) ticktemp.portal_out = {};
+    let channel = parseInt(pixel.channel) || 0;
+    if (!ticktemp.portal_out[channel]) {
+        ticktemp.portal_out[channel] = currentPixels.filter((p) => {
+            return elements[p.element].id === elements.portal_out.id && (
+                isEmpty(p.x,p.y+1) || isEmpty(p.x,p.y-1) ||
+                isEmpty(p.x+1,p.y) || isEmpty(p.x-1,p.y)
+            ) &&
+                (parseInt(p.channel) || 0) === parseInt(channel)
+        });
+    }
+    if (ticktemp.portal_out[channel].length) {
+        shuffleArray(squareCoordsShuffle);
+        let r;
+        for (var i = 0; i < squareCoordsShuffle.length; i++) {
+            var coord = squareCoordsShuffle[i];
+            var x = pixel.x+coord[0];
+            var y = pixel.y+coord[1];
+            if (!isEmpty(x,y,true) && elements[pixelMap[x][y].element].movable) {
+                r = pixelMap[x][y];
+                break;
+            }
+        }
+        if (r !== undefined || pixel.charge) {
+            let portal_out = choose(ticktemp.portal_out[channel]);
+            if (portal_out.del) return;
+            if (r !== undefined) {
+                shuffleArray(squareCoordsShuffle);
+                for (var j = 0; j < squareCoordsShuffle.length; j++) {
+                    var coord2 = squareCoordsShuffle[j];
+                    var x2 = portal_out.x+coord2[0];
+                    var y2 = portal_out.y+coord2[1];
+                    if (isEmpty(x2,y2) && r.element !== "head" && r.element !== "body") {
+                        tryMove(r,x2,y2);
+                    }
+                    else if (isEmpty(x2,y2) && (r.element === "head" || r.element === "body")) {
+                        if (r.element === "head" && !isEmpty(r.x,r.y+1)) {
+                            if (pixelMap[r.x][r.y+1].element === "body") {
+                                r.element = "human"
+                                r.bodyColor = pixelMap[r.x][r.y+1].color
+                                deletePixel(r.x,r.y+1)
+                                tryMove(r,x2,y2);
+                            }
+                            else {
+                                tryMove(r,x2,y2);
+                            }
+                        }
+                        else if (r.element === "body" && !isEmpty(r.x,r.y-1)) {
+                            if (pixelMap[r.x][r.y-1].element === "head") {
+                                r.element = "human"
+                                r.bodyColor = r.color
+                                r.color = pixelMap[r.x][r.y-1].color
+                                deletePixel(r.x,r.y-1)
+                                tryMove(r,x2,y2);
+                            }
+                            else {
+                                tryMove(r,x2,y2);
+                            }
+                        }
+                    }
+                    break;
+                }
+            }
+            if (pixel.charge && !portal_out.charge && !portal_out.chargeCD) {
+                portal_out.charge = pixel.charge;
+            }
+        }
+    };
+    doElectricity(pixel);
+}
+
+elements.pipe.tick = function(pixel) {
+    if (!pixel.stage && pixelTicks-pixel.start > 60) {
+        for (var i = 0; i < squareCoords.length; i++) {
+            var coord = squareCoords[i];
+            var x = pixel.x+coord[0];
+            var y = pixel.y+coord[1];
+            if (!isEmpty(x,y,true) && elements[pixelMap[x][y].element].movable) {
+                deletePixel(x,y)
+            }
+            if (isEmpty(x,y)) {
+                createPixel("pipe_wall",x,y);
+            }
+        }
+        pixel.stage = 1;
+    }
+    else if (pixel.stage === 1 && pixelTicks-pixel.start > 70) { //uninitialized
+        for (var i = 0; i < adjacentCoords.length; i++) {
+            var coord = adjacentCoords[i];
+            var x = pixel.x+coord[0];
+            var y = pixel.y+coord[1];
+            if (isEmpty(x,y)) {
+                pixel.stage = 2; //blue
+                pixel.color = pixelColorPick(pixel,"#000036");
+                break;
+            }
+        }
+    }
+    else if (pixel.stage > 1 && pixelTicks % 3 === pixel.stage-2) { //initialized
+        for (var i = 0; i < squareCoords.length; i++) {
+            var coord = squareCoords[i];
+            var x = pixel.x+coord[0];
+            var y = pixel.y+coord[1];
+            if (!isEmpty(x,y,true) && pixelMap[x][y].element === "pipe") {
+                var newPixel = pixelMap[x][y];
+                if (newPixel.stage === 1) {
+                    var newColor;
+                    switch (pixel.stage) {
+                        case 2: newPixel.stage = 3; newColor = "#003600"; break; //green
+                        case 3: newPixel.stage = 4; newColor = "#360000"; break; //red
+                        case 4: newPixel.stage = 2; newColor = "#000036"; break; //blue
+                    }
+                    newPixel.color = pixelColorPick(newPixel,newColor);
+                }
+            }
+        }
+        var moved = false;
+        shuffleArray(squareCoordsShuffle);
+        for (var i = 0; i < squareCoordsShuffle.length; i++) {
+            var coord = squareCoordsShuffle[i];
+            var x = pixel.x+coord[0];
+            var y = pixel.y+coord[1];
+            if (!isEmpty(x,y,true)) {
+                var newPixel = pixelMap[x][y];
+                if (newPixel.element === "pipe") {
+                    var nextStage;
+                    switch (pixel.stage) {
+                        case 2: nextStage = 4; break; //green
+                        case 3: nextStage = 2; break; //red
+                        case 4: nextStage = 3; break; //blue
+                    }
+                    if (pixel.con && !newPixel.con && newPixel.stage === nextStage) { //transfer to adjacent pipe
+                        newPixel.con = pixel.con;
+                        newPixel.con.x = newPixel.x;
+                        newPixel.con.y = newPixel.y;
+                        pixel.con = null;
+                        moved = true;
+                        break;
+                    }
+                }
+                else if (!pixel.con && elements[newPixel.element].movable && newPixel.element !== "head" && newPixel.element !== "body") { //suck up pixel
+                    pixel.con = newPixel;
+                    deletePixel(newPixel.x,newPixel.y);
+                    pixel.con.x = pixel.x;
+                    pixel.con.y = pixel.y;
+                    pixel.con.del;
+                    moved = true;
+                    break;
+                }
+                else if (!pixel.con && elements[newPixel.element].movable && (newPixel.element === "head" || newPixel.element === "body")) {
+                    if (newPixel.element === "head") {
+                        if (!isEmpty(newPixel.x,newPixel.y+1)) {
+                        if (pixelMap[newPixel.x][newPixel.y+1].element === "body") {
+                            newPixel.element = "human"
+                            newPixel.bodyColor = pixelMap[newPixel.x][newPixel.y+1].color
+                            deletePixel(newPixel.x,newPixel.y+1)
+                            pixel.con = newPixel;
+                            deletePixel(newPixel.x,newPixel.y);
+                            pixel.con.x = pixel.x;
+                            pixel.con.y = pixel.y;
+                            pixel.con.del;
+                            moved = true;
+                            break;
+                        }
+                        else {
+                            pixel.con = newPixel;
+                            deletePixel(newPixel.x,newPixel.y);
+                            pixel.con.x = pixel.x;
+                            pixel.con.y = pixel.y;
+                            pixel.con.del;
+                            moved = true;
+                            break;
+                        }
+                        }
+                        else {
+                            pixel.con = newPixel;
+                            deletePixel(newPixel.x,newPixel.y);
+                            pixel.con.x = pixel.x;
+                            pixel.con.y = pixel.y;
+                            pixel.con.del;
+                            moved = true;
+                            break;
+                        }
+                    }
+                    else if (newPixel.element === "body") {
+                        if (!isEmpty(newPixel.x,newPixel.y-1)) {
+                        if (pixelMap[newPixel.x][newPixel.y-1].element === "head") {
+                            newPixel.element = "human"
+                            newPixel.bodyColor = newPixel.color
+                            newPixel.color = pixelMap[newPixel.x][newPixel.y-1].color
+                            deletePixel(newPixel.x,newPixel.y-1)
+                            pixel.con = newPixel;
+                            deletePixel(newPixel.x,newPixel.y);
+                            pixel.con.x = pixel.x;
+                            pixel.con.y = pixel.y;
+                            pixel.con.del;
+                            moved = true;
+                            break;
+                        }
+                        else {
+                            pixel.con = newPixel;
+                            deletePixel(newPixel.x,newPixel.y);
+                            pixel.con.x = pixel.x;
+                            pixel.con.y = pixel.y;
+                            pixel.con.del;
+                            moved = true;
+                            break;
+                        }
+                        }
+                        else {
+                            pixel.con = newPixel;
+                            deletePixel(newPixel.x,newPixel.y);
+                            pixel.con.x = pixel.x;
+                            pixel.con.y = pixel.y;
+                            pixel.con.del;
+                            moved = true;
+                            break;
+                        }
+                    }
+                    else {
+                        pixel.con = newPixel;
+                        deletePixel(newPixel.x,newPixel.y);
+                        pixel.con.x = pixel.x;
+                        pixel.con.y = pixel.y;
+                        pixel.con.del;
+                        moved = true;
+                        break;
+                    }
+                }
+            }
+        }
+        if (pixel.con && !moved) { // move to same stage if none other
+            for (var i = 0; i < squareCoordsShuffle.length; i++) {
+                var coord = squareCoordsShuffle[i];
+                var x = pixel.x+coord[0];
+                var y = pixel.y+coord[1];
+                if (isEmpty(x,y)) {
+                    delete pixel.con.del;
+                    pixel.con.x = x;
+                    pixel.con.y = y;
+                    pixelMap[x][y] = pixel.con;
+                    currentPixels.push(pixel.con);
+                    pixel.con = null;
+                    break;
+                }
+                if (!isEmpty(x,y,true) && pixelMap[x][y].element === "pipe") {
+                    var newPixel = pixelMap[x][y];
+                    if (pixel.con && !newPixel.con && newPixel.stage === pixel.stage) {
+                        newPixel.con = pixel.con;
+                        newPixel.con.x = newPixel.x;
+                        newPixel.con.y = newPixel.y;
+                        pixel.con = null;
+                        break;
+                    }
+                }
+            }
+        }
+    }
+    doDefaults(pixel);
+}
+
+elements.drag.tool = function(pixel) {
+    if (dragStart === null) {
+        dragStart = pixelTicks;
+        draggingPixels = [];
+    }
+    if (pixelTicks === dragStart && !pixel.drag && (elements[pixel.element].movable || shiftDown) && pixel.element !== "head") {
+        pixel.drag = true;
+        draggingPixels.push(pixel);
+    }
+}
+
+elements.drag.perTick = function() {
+    if (!draggingPixels) { return; }
+    for (var j = 0; j < (shiftDown ? 3 : 1); j++) {
+    for (var i = 0; i < draggingPixels.length; i++) {
+        var pixel = draggingPixels[i];
+        if (pixel.del) { continue }
+        const x = pixel.x;
+        const y = pixel.y;
+        const [mX, mY] = [mousePos.x, mousePos.y];
+        const empty = checkForEmptyPixels(x, y);
+        let bestVal = Math.sqrt(Math.pow(mX - x, 2) + Math.pow(mY - y, 2));
+        let best = null;
+        for (const pixelPair of empty) {
+            const x_ = x + pixelPair[0];
+            const y_ = y + pixelPair[1];
+            const c = Math.sqrt(Math.pow(mX - x_, 2) + Math.pow(mY - y_, 2));
+            if (c < bestVal) {
+                bestVal = c;
+                best = pixelPair;
+            }
+        }
+        if (best) {
+            if (pixel.element !== "body") {
+                tryMove(pixel, x + best[0], y + best[1], undefined, true);
+            }
+            else if (pixel.element === "body") {
+                if (!isEmpty(pixel.x,pixel.y-1)) {
+                    var headPixel = pixelMap[pixel.x][pixel.y-1]
+                    if (headPixel.element === "head") {
+                        if (isEmpty(x + best[0], y + best[1] - 1)) {
+                            tryMove(headPixel, x + best[0], y + best[1] - 1, undefined, true);
+                            tryMove(pixel, x + best[0], y + best[1], undefined, true);
+                        }
+                    }
+                }
+                else {tryMove(pixel, x + best[0], y + best[1], undefined, true);}
+            }
+        }
+    }
+    }
+}
+
+mouse1Action = function(e,mouseX=undefined,mouseY=undefined,startPos) {
+    if (currentElement === "erase") { mouse2Action(e,mouseX,mouseY,startPos); return; }
+    else if (currentElement === "pick") { mouseMiddleAction(e,mouseX,mouseY); return; }
+    // If x and y are undefined, get the mouse position
+    if (mouseX === undefined && mouseY === undefined) {
+        // var canvas = document.getElementById("game");
+        // var ctx = canvas.getContext("2d");
+        lastPos = mousePos;
+        mousePos = getMousePos(canvas, e);
+        var mouseX = mousePos.x;
+        var mouseY = mousePos.y;
+    }
+    var cooldowned = false;
+    if (mouseSize===1 && elements[currentElement].cooldown && !paused) {
+        if (pixelTicks-lastPlace < elements[currentElement].cooldown) {
+            return;
+        }
+        cooldowned = true;
+    }
+    lastPlace = pixelTicks;
+    if (cooldowned && !startPos) {
+        var coords = mouseRange(mouseX,mouseY);
+    }
+    else {
+        startPos = startPos || lastPos
+        var coords = lineCoords(startPos.x,startPos.y,mouseX,mouseY);
+    }
+    // if (!((cooldowned && startPos.x===lastPos.x && startPos.y===lastPos.y) || ((elements[currentElement].tool || elements[currentElement].category==="tools") && !elements[currentElement].canPlace))) {
+    // }
+    // else { var coords = mouseRange(mouseX,mouseY); }
+    var element = elements[currentElement];
+    var mixList = [];
+    // For each x,y in coords
+    var done = {};
+    for (var i = 0; i < coords.length; i++) {
+        var x = coords[i][0];
+        var y = coords[i][1];
+        if (!done[x]) {
+            done[x] = {}
+        }
+        if (done[x][y]) { continue; }
+        done[x][y] = true;
+
+        if (mode === "replace" && (!elements[currentElement].tool || elements[currentElement].canPlace)) {
+            if (outOfBounds(x,y)) {
+                continue;
+            }
+            // Remove pixel at position from currentPixels
+            if (!isEmpty(x,y,true)) {
+                if (!(currentElement === pixelMap[x][y].element && pixelMap[x][y].start === pixelTicks-1)) {
+                    deletePixel(x,y);
+                }
+            }
+        }
+
+        if (currentElement === "mix") {
+            if (!isEmpty(x,y,true)) {
+                var pixel = pixelMap[x][y];
+                if (!(elements[pixel.element].movable !== true || elements[pixel.element].noMix === true) || shiftDown) {
+                    mixList.push(pixel);
+                }
+            }
+            continue;
+        }
+        else if (elements[currentElement].tool && !(elements[currentElement].canPlace && isEmpty(x,y))) {
+            // run the tool function on the pixel
+            if (!isEmpty(x,y,true)) {
+                var pixel = pixelMap[x][y];
+                // if the current element has an ignore property and the pixel's element is in the ignore property, don't do anything
+                if (elements[currentElement].ignore && elements[currentElement].ignore.indexOf(pixel.element) !== -1) {
+                    continue;
+                }
+                elements[currentElement].tool(pixel);
+            }
+            continue;
+        }
+        if (isEmpty(x, y)) {
+            if (currentPixels.length < maxPixelCount) {
+                createPixel(currentElement,x,y);
+                if (pixelMap[x][y] && currentElement === pixelMap[x][y].element && (elements[currentElement].customColor || elements[currentElement].singleColor)) {
+                    pixelMap[x][y].color = pixelColorPick(pixelMap[x][y],currentColorMap[currentElement]);
+                }
+                if (currentElementProp) {
+                    for (var key in currentElementProp) {
+                        pixelMap[x][y][key] = currentElementProp[key]
+                    }
+                }
+            }
+        }
+        else if (!outOfBounds(x,y)) {
+            if (elements[currentElement].extinguish) {
+                var pixel = pixelMap[x][y];
+                if (pixel.burning && elements[pixel.element].burning !== true) {
+                    delete pixel.burning;
+                    delete pixel.burnStart;
+                }
+            }
+        }
+    }
+    if (currentElement === "mix") {
+        // 1. repeat for each pixel in mixList
+        // 2. choose 2 random pixels and swap their x and y
+        // 3. remove pixel from mixList
+        for (var i = 0; i < mixList.length; i++) {
+            var pixel1 = mixList[Math.floor(Math.random()*mixList.length)];
+            var pixel2 = mixList[Math.floor(Math.random()*mixList.length)];
+            if (pixel1.element !== "head" && pixel2.element !== "head" && pixel1.element !== "body" && pixel2.element !== "body") {
+                swapPixels(pixel1,pixel2);
+            }
+            else if (pixel1.element !== "head" && pixel2.element !== "head" && (pixel1.element === "body" || pixel2.element === "body")) {
+                if (pixel1.element === "body") {
+                    if (!isEmpty(pixel1.x,pixel1.y-1, true)) {
+                        var headPixel1 = pixelMap[pixel1.x][pixel1.y-1]
+                        if (headPixel1.element === "head") {
+                            if (!isEmpty(pixel2.x,pixel2.y-1, true)) {
+                                var headPixel2 = pixelMap[pixel2.x][pixel2.y-1]
+                                if (headPixel2.element !== "body" && !(elements[headPixel2.element].movable !== true || elements[headPixel2.element].noMix === true)) {
+                                    swapPixels(pixel1,pixel2);
+                                    swapPixels(headPixel1,headPixel2);
+                                }
+                            }
+                            else if (isEmpty(pixel2.x,pixel2.y-1)) {
+                                swapPixels(pixel1,pixel2)
+                                tryMove(headPixel1, pixel1.x, pixel1.y-1)
+                            }
+                        }
+                    }
+                }
+                else if (pixel2.element === "body") {
+                    if (!isEmpty(pixel2.x,pixel2.y-1, true)) {
+                        var headPixel1 = pixelMap[pixel2.x][pixel2.y-1]
+                        if (headPixel1.element === "head") {
+                            if (!isEmpty(pixel1.x,pixel1.y-1, true)) {
+                                var headPixel2 = pixelMap[pixel1.x][pixel1.y-1]
+                                if (headPixel2.element !== "body" && !(elements[headPixel2.element].movable !== true || elements[headPixel2.element].noMix === true)) {
+                                    swapPixels(pixel1,pixel2);
+                                    swapPixels(headPixel1,headPixel2);
+                                }
+                            }
+                            else if (isEmpty(pixel1.x,pixel1.y-1)) {
+                                swapPixels(pixel1,pixel2);
+                                tryMove(headPixel1, pixel2.x,pixel2.y-1)
+                            }
+                        }
+                    }
+                }
+            }
+            mixList.splice(mixList.indexOf(pixel1),1);
+            mixList.splice(mixList.indexOf(pixel2),1);
+            if (elements[pixel1.element].onMix) {
+                elements[pixel1.element].onMix(pixel1,pixel2);
+            }
+            if (elements[pixel2.element].onMix) {
+                elements[pixel2.element].onMix(pixel2,pixel1);
+            }
+        }
+
+    }
+}
+
+pixelTick = function(pixel,custom=null) {
+    if (pixel.start === pixelTicks) {return}
+    btemp = {};
+    if (elements[pixel.element] === undefined) {
+        pixel.invalidElement = pixel.element;
+        changePixel(pixel,"unknown");
+        return;
+    }
+    var info = elements[pixel.element];
+    btemp.info = info;
+    btemp.pixel = pixel;
+    if (custom) { var behavior = custom; }
+    else if (pixel.charge && info.behaviorOn) { var behavior = info.behaviorOn; }
+    else { var behavior = info.behavior; }
+    if (pixel.flipX) { behavior = flipBehavior(behavior,"x"); }
+    if (pixel.flipY) { behavior = flipBehavior(behavior,"y"); }
+    if (pixel.r) { behavior = rotateBehavior(behavior,pixel.r); }
+    var x = pixel.x;
+    var y = pixel.y;
+    var move1Spots = []; btemp.move1Spots = move1Spots;
+    var move2Spots = []; btemp.move2Spots = move2Spots;
+    var supportSpots = []; btemp.supportSpots = supportSpots;
+    var swapSpots = []; btemp.swapSpots = swapSpots;
+    btemp.mixSpots = [];
+    btemp.move = true;
+    // Parse behavior
+var height = behavior.length;
+for (var by = 0; by < behavior.length; by++) {
+var behaviorby = behavior[by];
+var width = behaviorby.length;
+for (var bx = 0; bx < behaviorby.length; bx++) {
+    var b0 = behaviorby[bx];
+    if (b0 === "XX") {continue}
+    //if (b.includes(" OR ")) {
+    //    b = b.split(" OR ")[Math.floor(Math.random()*b.split(" OR ").length)];
+    //}
+    // Loop through b0.split(" AND ")
+    if (b0.indexOf(" AND ") !== -1) { var andsplit = b0.split(" AND "); }
+    else { var andsplit = [b0]; }
+    for (var i = 0; i < andsplit.length; i++) {
+        var b = andsplit[i];
+        if (b.indexOf(":") !== -1) {
+            var arg = b.split(":")[1].split(/[\:\%]/)[0];
+            if (b.indexOf("%") === -1) {
+                b = b.split(/[\:\%]/)[0];
+            }
+        }
+        else { var arg = null;}
+        btemp.arg = arg;
+        // If b has "%" followed by a number in it, it's a chance to move
+        if (b.indexOf("%") !== -1) {
+            // Split the string at the "%" and use the second half as the chance (float)
+            var chance = parseFloat(b.split("%")[1]);
+            //console.log(b+": "+(Math.random()*100 < chance));
+            b = b.split(/[\:\%]/)[0];
+        }
+        else { var chance = 100; }
+        if (chance===100 || Math.random()*100 < chance) {
+            var newCoords = behaviorCoords(x,y,bx,by,width,height);
+            btemp.newCoords = newCoords;
+            if (behaviorRules[b]) {
+                behaviorRules[b]();
+                continue;
+            }
+        }
+    }
+    }
+    }
+    if (btemp.deleted) {return;}
+    if (supportSpots.length > 0) {
+        var supportCount = 0;
+        var allEmpty = true;
+        for (var i = 0; i < supportSpots.length; i++) {
+            var bx = supportSpots[i].x;
+            var by = supportSpots[i].y;
+            var arg = supportSpots[i].arg;
+            if (!isEmpty(bx,by,true)) {
+                if (info.ignore && info.ignore.indexOf(pixelMap[bx][by].element) !== -1) {continue;}
+                if ((arg === null && !validDensitySwaps[info.state][elements[pixelMap[bx][by].element].state]) || pixelMap[bx][by].element == arg) {
+                    supportCount++;
+                }
+            }
+        }
+        if (supportCount == supportSpots.length) {
+            btemp.move = false;
+        }
+    }
+    
+    var moved = false;
+
+    if (swapSpots.length > 0) {
+        var coords = swapSpots[Math.floor(Math.random()*swapSpots.length)];
+        if (pixelMap[coords.x][coords.y] !== undefined) {
+            swapPixels(pixel,pixelMap[coords.x][coords.y]);
+            btemp.move = false;
+            moved = true;
+        }
+    }
+
+    if (btemp.mixSpots.length > 0) {
+        for (var i = 0; i < btemp.mixSpots.length; i++) {
+            var coord1 = choose(btemp.mixSpots);
+            var coord2 = choose(btemp.mixSpots);
+            var exists1 = !isEmpty(coord1.x,coord1.y,true);
+            var exists2 = !isEmpty(coord2.x,coord2.y,true);
+            if (isEmpty(coord1.x,coord1.y) && exists2) {
+                var pixel1 = pixelMap[coord2.x][coord2.y]
+                if (pixel1.element !== "head" && pixel1.element !== "body") {
+                    tryMove(pixel1,coord1.x,coord1.y);
+                }
+                else if (pixel1.element !== "head" && pixel1.element === "body") {
+                        if (!isEmpty(pixel1.x,pixel1.y-1, true)) {
+                            var headPixel1 = pixelMap[pixel1.x][pixel1.y-1]
+                            if (headPixel1.element === "head") {
+                                if (!isEmpty(coord1.x,coord1.y-1, true)) {
+                                    var headPixel2 = pixelMap[coord1.x][coord1.y-1]
+                                    if (headPixel2.element !== "body" && !(elements[headPixel2.element].movable !== true || elements[headPixel2.element].noMix === true)) {
+                                        tryMove(pixel1,coord1.x,coord1.y);
+                                        swapPixels(headPixel1,headPixel2);
+                                    }
+                                }
+                                else if (isEmpty(coord1.x,coord1.y-1)) {
+                                    tryMove(pixel1,coord1.x,coord1.y);
+                                    tryMove(headPixel1, pixel1.x, pixel1.y-1)
+                                }
+                            }
+                        }
+                }
+            }
+            else if (exists1 && isEmpty(coord2.x,coord2.y)) {
+                var pixel1 = pixelMap[coord1.x][coord1.y]
+                if (pixel1.element !== "head" && pixel1.element !== "body") {
+                    tryMove(pixel1,coord2.x,coord2.y);
+                }
+                else if (pixel1.element !== "head" && pixel1.element === "body") {
+                        if (!isEmpty(pixel1.x,pixel1.y-1, true)) {
+                            var headPixel1 = pixelMap[pixel1.x][pixel1.y-1]
+                            if (headPixel1.element === "head") {
+                                if (!isEmpty(coord2.x,coord2.y-1, true)) {
+                                    var headPixel2 = pixelMap[coord2.x][coord2.y-1]
+                                    if (headPixel2.element !== "body" && !(elements[headPixel2.element].movable !== true || elements[headPixel2.element].noMix === true)) {
+                                        tryMove(pixel1,coord2.x,coord2.y);
+                                        swapPixels(headPixel1,headPixel2);
+                                    }
+                                }
+                                else if (isEmpty(coord2.x,coord2.y-1)) {
+                                    tryMove(pixel1,coord2.x,coord2.y);
+                                    tryMove(headPixel1, pixel1.x, pixel1.y-1)
+                                }
+                            }
+                        }
+                }
+            }
+            else if (exists1 && exists2) {
+                var pixel1 = pixelMap[coord1.x][coord1.y];
+                var pixel2 = pixelMap[coord2.x][coord2.y];
+                if (pixel1.element !== "head" && pixel2.element !== "head" && pixel1.element !== "body" && pixel2.element !== "body") {
+                    swapPixels(pixel1,pixel2);
+                }
+                else if (pixel1.element !== "head" && pixel2.element !== "head" && (pixel1.element === "body" || pixel2.element === "body")) {
+                    if (pixel1.element === "body") {
+                        if (!isEmpty(pixel1.x,pixel1.y-1, true)) {
+                            var headPixel1 = pixelMap[pixel1.x][pixel1.y-1]
+                            if (headPixel1.element === "head") {
+                                if (!isEmpty(pixel2.x,pixel2.y-1, true)) {
+                                    var headPixel2 = pixelMap[pixel2.x][pixel2.y-1]
+                                    if (headPixel2.element !== "body" && !(elements[headPixel2.element].movable !== true || elements[headPixel2.element].noMix === true)) {
+                                        swapPixels(pixel1,pixel2);
+                                        swapPixels(headPixel1,headPixel2);
+                                    }
+                                }
+                                else if (isEmpty(pixel2.x,pixel2.y-1)) {
+                                    swapPixels(pixel1,pixel2)
+                                    tryMove(headPixel1, pixel1.x, pixel1.y-1)
+                                }
+                            }
+                        }
+                    }
+                    else if (pixel2.element === "body") {
+                        if (!isEmpty(pixel2.x,pixel2.y-1, true)) {
+                            var headPixel1 = pixelMap[pixel2.x][pixel2.y-1]
+                            if (headPixel1.element === "head") {
+                                if (!isEmpty(pixel1.x,pixel1.y-1, true)) {
+                                    var headPixel2 = pixelMap[pixel1.x][pixel1.y-1]
+                                    if (headPixel2.element !== "body" && !(elements[headPixel2.element].movable !== true || elements[headPixel2.element].noMix === true)) {
+                                        swapPixels(pixel1,pixel2);
+                                        swapPixels(headPixel1,headPixel2);
+                                    }
+                                }
+                                else if (isEmpty(pixel1.x,pixel1.y-1)) {
+                                    swapPixels(pixel1,pixel2);
+                                    tryMove(headPixel1, pixel2.x,pixel2.y-1)
+                                }
+                            }
+                        }
+                    }
+                }
+                if (elements[pixel1.element].onMix) {
+                    elements[pixel1.element].onMix(pixel1,pixel2);
+                }
+                if (elements[pixel2.element].onMix) {
+                    elements[pixel2.element].onMix(pixel2,pixel1);
+                }
+            }
+        }
+    }
+
+    if (btemp.sticking) {
+        btemp.move = false;
+    }
+    
+    // Move First Priority
+    if (btemp.move) {
+        if (move1Spots.length > 0) {
+            // While move1Spots is not empty
+            while (move1Spots.length > 0) {
+                // coords = random item of move1Spots
+                var j = Math.floor(Math.random()*move1Spots.length);
+                var coords = move1Spots[j];
+                var nx = coords.x;
+                var ny = coords.y;
+                moved = tryMove(pixel,nx,ny,btemp.leaveBehind1 || btemp.leaveBehind);
+                if (moved) {
+                    break;
+                }
+                else {
+                    // remove coords from move1Spots
+                    move1Spots.splice(j,1);
+                }
+
+                
+            }
+        }
+        // Move Second Priority
+        if (!moved && move2Spots.length > 0) {
+            // While move2Spots is not empty
+            while (move2Spots.length > 0) {
+                // coords = random item of move2Spots
+                var j = Math.floor(Math.random()*move2Spots.length);
+                var coords = move2Spots[j];
+                var nx = coords.x;
+                var ny = coords.y;
+                moved = tryMove(pixel,nx,ny,btemp.leaveBehind2 || btemp.leaveBehind);
+                if (moved) {
+                    if (btemp.C2 && elements[btemp.C2]) {
+                        changePixel(pixel,btemp.C2);
+                    }
+                    break;
+                }
+                else {
+                    // remove coords from move2Spots
+                    move2Spots.splice(j,1);
+                }
+            }
+        }
+    }
+    doAirDensity(pixel);
+
+
+    // Change tempearture if needed (unused)
+    /*if (info.tempChange != undefined) {
+        pixel.temp += info.tempChange;
+        pixelTempCheck(pixel);
+    }*/
+
+    // Burning
+    doBurning(pixel);
+
+    // Heat Transfer
+    if (info.insulate !== true) {
+        doHeat(pixel);
+    }
+
+    // Electricity Transfer
+    doElectricity(pixel);
+
+    // Staining
+    if (info.stain) {
+        doStaining(pixel);
+    }
+
+}
\ No newline at end of file