diff --git a/mods/exoplanet.js b/mods/exoplanet.js
new file mode 100644
index 00000000..564cf57b
--- /dev/null
+++ b/mods/exoplanet.js
@@ -0,0 +1,220 @@
+elements.dusty_water = {
+    color: "#7C7C95",
+    behavior: behaviors.LIQUID,
+    tempHigh: 105,
+    stateHigh: ["steam","dust_cloud"],
+    tempLow: 0,
+    stateLowName: "dusty_ice",
+    viscosity: 10,
+    reactions: {
+        "rock": { elem2: "wet_sand", chance: 0.0004 },
+		"exoplanetary_rock": { elem2: "exoplanetary_sand", chance: 0.0004 },
+        "limestone": { elem2: "wet_sand", chance: 0.0004 },
+        "plant": { elem1:"water", chance:0.05 },
+        "algae": { elem1:"water", chance:0.05 },
+        "kelp": { elem1:"water", chance:0.05 },
+        "charcoal": { elem1:"water", chance:0.02 },
+        "gravel": { elem1:"water", chance:0.01 },
+        "fly": { elem2:"dead_bug", chance:0.1, oneway:true },
+        "firefly": { elem2:"dead_bug", chance:0.1, oneway:true },
+        "bee": { elem2:"dead_bug", chance:0.05, oneway:true },
+        "stink_bug": { elem2:"dead_bug", chance:0.1, oneway:true },
+    },
+    hidden: true,
+    state: "liquid",
+    density: 1005,
+    conduct: 0.01,
+    extinguish: true,
+    category: "exoplanet",
+}
+
+elements.exoplanetary_sand = {
+    color: ["#A29C7D","#c0c0c0","#808080","#4f4f4f","#808080","#949494","#A29C7D"],
+    behavior: behaviors.POWDER,
+    reactions: {
+        "tornado":{elem1:"sandstorm", oneway:true},
+    },
+    tempHigh: 1700,
+    stateHigh: "molten_exoplanetary_glass",
+    category: "exoplanet",
+    state: "solid",
+    density: 1602
+}
+
+elements.exoplanetary_glass = {
+    color: ["#6F807F","#6F807F","#748F8D","#6F807F","#6F807F"],
+    colorPattern: textures.GLASS,
+    colorKey: {
+        "g": "#6F807F",
+        "s": "#728886",
+        "S": "#748F8D"},
+    behavior: behaviors.WALL,
+    reactions: {
+        "radiation": { elem1:"rad_glass", chance:0.33 },
+        "rad_steam": { elem1:"rad_glass", elem2:null, chance:0.33 },
+        "fallout": { elem1:"rad_glass", elem2:"radiation", chance:0.1 }
+    },
+    tempHigh: 1500,
+    category: "exoplanet",
+    state: "solid",
+    density: 2500,
+    breakInto: "exoplanetary_sand",
+    noMix: true,
+    hidden: true,
+}
+
+elements.molten_exoplanetary_glass = {
+    reactions: {
+        "radiation": { elem1:"molten_rad_glass", chance:0.66 },
+        "rad_steam": { elem1:"molten_rad_glass", elem2:null, chance:0.33 },
+        "molten_uranium": { elem1:"molten_rad_glass", elem2:null },
+        "fallout": { elem1:"molten_rad_glass", elem2:"radiation" }
+    },
+    hidden: true,
+    category: "exoplanet",
+}
+
+elements.dust_cloud = {
+    color: ["#808080","#2e2e2e","#2e2e2e"],
+    behavior: [
+        "XX|M1%0.5|M2%0.5",
+        "XX|CH:exoplanetary_dust%0.075|M1%2.5 AND BO",
+        "XX|M1%0.5|M2%0.5",
+    ],
+    reactions: {
+        "fireball": { elem1:null, elem2:"fire_cloud", chance:0.25 }
+    },
+    category: "exoplanet",
+    tempHigh: 825,
+    stateHigh: ["exoplanetary_rock","exoplanetary_rock","fire",],
+    hidden: true,
+    state: "gas",
+    density: 0.7,
+    ignoreAir: true
+}
+
+elements.exoplanetary_dust = {
+    color: "#808080",
+    behavior: [
+		"XX|XX|XX",
+		"XX|XX|XX",
+		"M2|M1|M2",
+	],
+	reactions: {
+		"water": { elem2: "dusty_water", elem1: null },
+    },
+    category: "exoplanet",
+	breakInto: ["exoplanetary_dust","exoplanetary_dust","exoplanetary_dust","dust_cloud"],
+    burn: 10,
+    burnTime: 1,
+    tempHigh: 700,
+	burnInto:"exoplanetary_rock",
+    stateHigh: "exoplanetary_rock",
+    state: "solid",
+    density: 1490
+}
+
+elements.exoplanetary_rock = {
+    color: ["#c0c0c0","#4f4f4f","#949494"],
+    behavior: behaviors.POWDER,
+    reactions: {
+        "fly": { elem2:"dead_bug", chance:0.25, oneway:true },
+        "firefly": { elem2:"dead_bug", chance:0.2, oneway:true },
+        "stink_bug": { elem2:"dead_bug", chance:0.15, oneway:true },
+        "bee": { elem2:"dead_bug", chance:0.1, oneway:true },
+        "bird": { elem2:"feather", chance:0.025, oneway:true },
+        "egg": { elem2:"yolk", oneway:true },
+        "grass": { elem2:null, chance:0.005, oneway:true },
+        "bone": { elem2:"oil", tempMin:300, chance:0.005, oneway:true },
+        "dead_plant": { elem2:"charcoal", tempMin:200, chance:0.005, oneway:true },
+        "charcoal": { elem2:"diamond", tempMin:800, tempMax:900, chance:0.005, oneway:true },
+        "sand": { elem2:"packed_sand", tempMin:500, chance:0.005, oneway:true },
+        "wet_sand": { elem2:"packed_sand", chance:0.005, oneway:true },
+    },
+    tempHigh: 950,
+    stateHigh: "exoplanetary_magma",
+    category: "exoplanet",
+    state: "solid",
+    density: 2550,
+    hardness: 0.5,
+    breakInto: ["exoplanetary_sand","exoplanetary_sand","exoplanetary_dust","dust_cloud"]
+}
+
+elements.exoplanetary_magma = {
+    color: ["#ff6f00","#ff8c00","#ff4d00"],
+    behavior: behaviors.MOLTEN,
+    reactions: {
+        "ice": { elem1: "basalt" },
+        "ash": { elem1: "molten_tuff", "elem2":null },
+        "molten_ash": { elem1: "molten_tuff", "elem2":null },
+        "charcoal": { elem2:"diamond", tempMin:800, tempMax:900, chance:0.005, oneway:true },
+    },
+    temp: 1200,
+    tempLow: 800,
+    stateLow: ["basalt","exoplanetary_rock","exoplanetary_rock","exoplanetary_rock"],
+    viscosity: 10000,
+    state: "liquid",
+    density: 2725,
+    alias: "alien lava",
+    category: "exoplanet",
+    hidden: true,
+}
+
+elements.exoplanetary_rock = {
+    color: ["#c0c0c0","#4f4f4f","#949494"],
+    behavior: behaviors.POWDER,
+    reactions: {
+        "fly": { elem2:"dead_bug", chance:0.25, oneway:true },
+        "firefly": { elem2:"dead_bug", chance:0.2, oneway:true },
+        "stink_bug": { elem2:"dead_bug", chance:0.15, oneway:true },
+        "bee": { elem2:"dead_bug", chance:0.1, oneway:true },
+        "bird": { elem2:"feather", chance:0.025, oneway:true },
+        "egg": { elem2:"yolk", oneway:true },
+        "grass": { elem2:null, chance:0.005, oneway:true },
+        "bone": { elem2:"oil", tempMin:300, chance:0.005, oneway:true },
+        "dead_plant": { elem2:"charcoal", tempMin:200, chance:0.005, oneway:true },
+        "charcoal": { elem2:"diamond", tempMin:800, tempMax:900, chance:0.005, oneway:true },
+        "sand": { elem2:"packed_sand", tempMin:500, chance:0.005, oneway:true },
+        "wet_sand": { elem2:"packed_sand", chance:0.005, oneway:true },
+    },
+    tempHigh: 950,
+    stateHigh: "exoplanetary_magma",
+    category: "exoplanet",
+    state: "solid",
+    density: 2550,
+    hardness: 0.5,
+    breakInto: ["exoplanetary_sand","exoplanetary_sand","exoplanetary_dust","dust_cloud"]
+}
+
+worldgentypes.exoplanet = {
+	layers: [
+		[0.9, "exoplanetary_dust"],
+		[0.1, "exoplanetary_sand", 0.15],
+		[0.2, "dusty_ice", 0.075],
+		[0.05, "exoplanetary_rock"],
+		[0, "basalt"],
+	],
+	decor: [
+		["exoplanetary_dust", 0.05],
+		["dust_cloud", 0.25]
+	],
+	baseHeight: 0.5,
+	temperature: -15
+}
+
+worldgentypes.exo_ocean = {
+	layers: [
+		[0.99, "exoplanetary_dust"],
+		[0.40, "dusty_ice"],
+		[0.25, "bone", 0.01],
+		[0.25, "dusty_ice"],
+		[0.1, "exoplanetary_sand"],
+		[0.03, "exoplanetary_rock", 0.5],
+		[0.03, "exoplanetary_rock"],
+		[0, "basalt"],
+	],
+	decor: [
+		["dust_cloud", 0.1, 10],
+	],
+	temperature: -15
+}
\ No newline at end of file
diff --git a/mods/flesh_infection.js b/mods/flesh_infection.js
index 8ee771aa..155ceced 100644
--- a/mods/flesh_infection.js
+++ b/mods/flesh_infection.js
@@ -1,6 +1,6 @@
 // by Nekonico
 
-eLists.FESTER = ["fleshy_dirt","dirt","rock","rock_wall","basalt","limestone","steel","iron","dead_bug","mud","sand","wet_sand","clay_soil","clay","mycelium","skin","meat","rotten_meat","wood","ant_wall","dead_plant","plant","hair","bone","cancer","straw","cloth","brick","bamboo","sponge","paper","plastic","concrete"],
+eLists.FESTER = ["fleshy_dirt","dirt","rock","rock_wall","basalt","limestone","steel","iron","glass_shard","dead_bug","mud","sand","wet_sand","clay_soil","clay","mycelium","skin","meat","rotten_meat","wood","ant_wall","dead_plant","plant","hair","bone","cancer","straw","cloth","brick","bamboo","sponge","paper","plastic","concrete"],
 
 elements.fleshy_dirt = {
     color: ["#81512F","#895933","#825231","#906159"],
@@ -604,7 +604,7 @@ elements.dry_fleshwood = {
 elements.acidic_bile = {
     color: ["#81cf63","#81cf63","#81cf63","#81cf63","#81cf63","#81cf63","#439809","#258b08","#118511","#127b12","#136d14"],
     behavior: [
-        "XX|DB%1 AND SW:flesh_mound%90|XX",
+        "XX|DB%1|XX",
         "DB%1 AND M2%25|DL%0.001|DB%1 AND M2%25",
         "DB%1 AND M2%25|DB%2 AND M1|DB%1 AND M2%25",
     ],
@@ -618,6 +618,7 @@ elements.acidic_bile = {
         "ammonia": { elem1:null, elem2:null },
         "bleach": { elem1:null, elem2:null },
         "cement": { elem1:null, elem2:null },
+	"glass": { elem1:null, elem2:"glass_shard", chance:0.05 },
         "caustic_potash": { elem1:"water", elem2:"potassium_salt" },
         "bone": { elem2:"flesh_mound", chance:0.01 },
         "water": { elem1:null, elem2:"dirty_water" },
diff --git a/mods/single_humans.js b/mods/single_humans.js
new file mode 100644
index 00000000..eebdb809
--- /dev/null
+++ b/mods/single_humans.js
@@ -0,0 +1,147 @@
+elements.single_human = {
+	color: ["#f3e7db","#f7ead0","#eadaba","#d7bd96","#a07e56","#825c43","#604134","#3a312a"],
+	category: "life",
+	tick: function(pixel) {
+		if (tryMove(pixel, pixel.x, pixel.y+1)) {} // Fall
+        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
+        }
+
+        if (pixel.panic > 0) {
+            pixel.panic -= 0.1;
+            if (pixel.panic < 0) { pixel.panic = 0; }
+        }
+
+        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],
+            ];
+            // 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) {
+                        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 === "single_human") {
+                        // interact with other humans
+                        hitPixel.panic = pixel.panic;
+                    }
+                }
+            }
+            // 15% chance to change direction
+            if (Math.random() < 0.15) {
+                pixel.dir *= -1;
+            }
+            // homeostasis
+            if (pixel.temp > 37) { pixel.temp -= 1; }
+            else if (pixel.temp < 37) { pixel.temp += 1; }
+        }
+
+    },
+    hidden: true,
+    density: 1080,
+    state: "solid",
+    conduct: .05,
+    temp: 37,
+    tempHigh: 200,
+    stateHigh: "cooked_meat",
+    tempLow: -30,
+    stateLow: "frozen_meat",
+    burn: 10,
+    burnTime: 250,
+    burnInto: "cooked_meat",
+    breakInto: ["blood","meat","bone"],
+    forceSaveColor: true,
+	reactions: {
+		"cancer": { elem1:"cancer", chance:0.005 },
+        "radiation": { elem1:["ash","meat","rotten_meat","cooked_meat"], chance:0.4 },
+        "neutron": { elem1:["ash","meat","rotten_meat","cooked_meat"], chance:0.03 },
+        "fallout": { elem1:["ash","meat","rotten_meat","cooked_meat"], chance:0.03 },
+        "plague": { elem1:"plague", chance:0.05 },
+        "oxygen": { elem2:"carbon_dioxide", chance:0.5 },
+        "meat": { elem2:null, chance:0.1 },
+        "cooked_meat": { elem2:null, chance:0.1 },
+        "cured_meat": { elem2:null, chance:0.1 },
+        "sugar": { elem2:null, chance:0.1 },
+        "broth": { elem2:null, chance:0.2 },
+        "yolk": { elem2:null, chance:0.1 },
+        "hard_yolk": { elem2:null, chance:0.1 },
+        "dough": { elem2:null, chance:0.1 },
+        "batter": { elem2:null, chance:0.2 },
+        "butter": { elem2:null, chance:0.1 },
+        "melted_butter": { elem2:null, chance:0.2 },
+        "chocolate": { elem2:null, chance:0.2 },
+        "melted_chocolate": { elem2:null, chance:0.3 },
+        "grape": { elem2:null, chance:0.1 },
+        "tomato": { elem2:null, chance:0.1 },
+        "herb": { elem2:null, chance:0.1 },
+        "lettuce": { elem2:null, chance:0.1 },
+        "corn": { elem2:null, chance:0.1 },
+        "popcorn": { elem2:null, chance:0.15 },
+        "potato": { elem2:null, chance:0.1 },
+        "baked_potato": { elem2:null, chance:0.15 },
+        "bread": { elem2:null, chance:0.1 },
+        "toast": { elem2:null, chance:0.1 },
+        "gingerbread": { elem2:null, chance:0.1 },
+        "baked_batter": { elem2:null, chance:0.2 },
+        "wheat": { elem2:null, chance:0.1 },
+        "candy": { elem2:null, chance:0.1 },
+        "yogurt": { elem2:null, chance:0.2 },
+        "frozen_yogurt": { elem2:null, chance:0.1 },
+        "ice_cream": { elem2:null, chance:0.2 },
+        "beans": { elem2:[null,null,null,null,null,null,null,null,"stench"], chance:0.2 },
+        "tea": { elem2:null, chance:0.2 },
+        "coffee": { elem2:null, chance:0.2 },
+        "milk": { elem2:null, chance:0.2 },
+        "cream": { elem2:null, chance:0.2 },
+        "soda": { elem2:null, chance:0.2 },
+        "chocolate_milk": { elem2:null, chance:0.2 },
+        "fruit_milk": { elem2:null, chance:0.2 },
+        "pilk": { elem2:null, chance:0.2 },
+        "eggnog": { elem2:null, chance:0.2 },
+        "juice": { elem2:null, chance:0.2 },
+        "cheese": { elem2:null, chance:0.1 },
+        "melted_cheese": { elem2:null, chance:0.2 },
+        "alcohol": { elem2:null, chance:0.2 },
+        "antidote": { elem2:null, chance:0.2 },
+        "honey": { elem2:null, chance:0.2 },
+        "caramel": { elem2:null, chance:0.2 },
+        "molasses": { elem2:null, chance:0.05 },
+        "ketchup": { elem2:null, chance:0.1 },
+        "pumpkin_seed": { elem2:null, chance:0.1 },
+        "nut": { elem2:null, chance:0.1 },
+        "nut_meat": { elem2:null, chance:0.1 },
+        "nut_butter": { elem2:null, chance:0.1 },
+        "nut_milk": { elem2:null, chance:0.2 },
+        "jelly": { elem2:null, chance:0.2 },
+        "mayo": { elem2:null, chance:0.2 },
+        "mashed_potato": { elem2:null, chance:0.2 },
+        "sauce": { elem2:null, chance:0.2 },
+        "pickle": { elem2:null, chance:0.1 },
+        "sun": { elem1:"cooked_meat" },
+        "light": { stain1:"#825043" },
+        "bee": { stain1:"#cc564b", chance:0.2 },
+        "water": { elem2:"bubble", attr2:{"clone":"water"}, chance:0.001 },
+        "salt_water": { elem2:"bubble", attr2:{"clone":"salt_water"}, chance:0.001 },
+        "pool_water": { elem2:"bubble", attr2:{"clone":"pool_water"}, chance:0.001 },
+	},
+	properties: {
+        dead: false,
+        dir: 1,
+        panic: 0
+    },
+}