diff --git a/mods/randomness_but_tick.js b/mods/randomness_but_tick.js
index fcce5dfb..3b0f5190 100644
--- a/mods/randomness_but_tick.js
+++ b/mods/randomness_but_tick.js
@@ -1,3 +1,96 @@
+elements.bacteria = {
+	color: ["#e6d3f2", "#c098d9", "#6e318f", "#6e318f"],
+	behavior: behaviors.WALL,
+	tick: function(pixel) {
+		neighbors = [[-1,0],[0,-1],[1,0],[0,1]]
+		if(pixel.charge) { //when shocked
+			if(!outOfBounds(pixel.x,pixel.y+1) && !isEmpty(pixel.x,pixel.y+1)) { //check if a pixel exists below to store the element of
+				if(!pixel.active && !pixel.target && pixelMap[pixel.x][pixel.y+1].element != pixel.element) { //exclude self and only fire once
+					pixel.target = pixelMap[pixel.x][pixel.y+1].element 
+					pixel.active = true
+				} else if(pixel.active || pixel.target || pixelMap[pixel.x][pixel.y+1].element == pixel.element) {
+					pixel.active = pixel.active
+					pixel.target = pixel.target
+				}
+			}
+		}
+		if(pixel.active) { 
+			if(pixel.target) { //safety
+				for(i = 0; i < neighbors.length; i++) { //iterate through neighbor spots
+					if(!isEmpty(pixel.x+neighbors[i][0],pixel.y+neighbors[i][1],true)) { //check for neighbors
+						if(pixelMap[pixel.x+neighbors[i][0]][pixel.y+neighbors[i][1]].element == pixel.target) { //if neighbor element is the target
+							changePixel(pixelMap[pixel.x+neighbors[i][0]][pixel.y+neighbors[i][1]],pixel.element) //change neighbors to itself
+							pixelMap[pixel.x+neighbors[i][0]][pixel.y+neighbors[i][1]].target = pixel.target //set new bacteria target
+							pixelMap[pixel.x+neighbors[i][0]][pixel.y+neighbors[i][1]].active = true //activate new bacteria
+						}
+					}
+				}
+			}
+			if(Math.random() < 0.02) { //decay
+				if(!isEmpty(pixel.x,pixel.y)) { //check if position is empty
+					if(pixelMap[pixel.x][pixel.y].element == pixel.element) { //check if position is still bacteria
+						deletePixel(pixel.x,pixel.y)
+					}
+				}
+			}
+		}
+		/*if(pixel.active && pixel.target) { //debug
+			pixel.color = "rgb(255,0,0)"
+		}*/
+	},
+	category: "special",
+	state: "solid",
+	density: 1,
+	conduct: elements.water.conduct + 0.1,
+},
+
+elements.replacer_bacteria = {
+	color: ["#fcbbc0", "#f28089", "#f04f5c", "#f04f5c"],
+	behavior: behaviors.WALL,
+	tick: function(pixel) {
+		neighbors = [[-1,0],[0,-1],[1,0],[0,1]]
+		if(pixel.charge) { //when shocked
+			if(!outOfBounds(pixel.x,pixel.y+1) && !isEmpty(pixel.x,pixel.y+1) && !outOfBounds(pixel.x,pixel.y-1) && !isEmpty(pixel.x,pixel.y-1)) { //check if pixels exists above and below to store the elements of
+				if(!pixel.active && !pixel.target && !pixel.replacement && pixelMap[pixel.x][pixel.y+1].element != pixel.element) { //exclude self and only fire once
+					pixel.target = pixelMap[pixel.x][pixel.y+1].element 
+					pixel.replacement = pixelMap[pixel.x][pixel.y-1].element 
+					pixel.active = true
+				} else if(pixel.active || pixel.target || pixel.replacement || pixelMap[pixel.x][pixel.y+1].element == pixel.element) {
+					pixel.active = pixel.active
+					pixel.target = pixel.target
+					pixel.replacement = pixel.replacement
+				}
+			}
+		}
+		if(pixel.active) {
+			if(pixel.target && pixel.replacement) { //safety
+				for(i = 0; i < neighbors.length; i++) { //iterate through neighbor spots
+					if(!isEmpty(pixel.x+neighbors[i][0],pixel.y+neighbors[i][1],true)) { //check for neighbors
+						if(pixelMap[pixel.x+neighbors[i][0]][pixel.y+neighbors[i][1]].element == pixel.target) { //if neighbor element is the target
+							changePixel(pixelMap[pixel.x+neighbors[i][0]][pixel.y+neighbors[i][1]],pixel.element) //change neighbors to itself
+							pixelMap[pixel.x+neighbors[i][0]][pixel.y+neighbors[i][1]].target = pixel.target //set new bacteria target
+							pixelMap[pixel.x+neighbors[i][0]][pixel.y+neighbors[i][1]].replacement = pixel.replacement //set new bacteria replacement
+							pixelMap[pixel.x+neighbors[i][0]][pixel.y+neighbors[i][1]].active = true //activate new bacteria
+						}
+					}
+				}
+				if(!isEmpty(pixel.x,pixel.y)) { //check if own position is empty
+					if(pixelMap[pixel.x][pixel.y].element == pixel.element) { //check if own position is still bacteria
+						changePixel(pixelMap[pixel.x][pixel.y],pixel.replacement)
+					}
+				}
+			}
+		}
+		/*if(pixel.active && pixel.target && pixel.replacement) { //debug
+			pixel.color = "rgb(0,255,0)"
+		}*/
+	},
+	category: "special",
+	state: "solid",
+	density: 1,
+	conduct: elements.water.conduct + 0.1,
+},
+
 elements.test337 = {
     color: "#7f7f7f",
     conduct: 1,