diff --git a/resources/images/buildings/cityAlt1.png b/resources/images/buildings/cityAlt1.png
index 1975fd265..2f9c52d8b 100644
Binary files a/resources/images/buildings/cityAlt1.png and b/resources/images/buildings/cityAlt1.png differ
diff --git a/resources/images/buildings/factoryAlt1.png b/resources/images/buildings/factoryAlt1.png
index 40e82d8c9..d98e21291 100644
Binary files a/resources/images/buildings/factoryAlt1.png and b/resources/images/buildings/factoryAlt1.png differ
diff --git a/resources/images/buildings/fortAlt3.png b/resources/images/buildings/fortAlt3.png
index 8087a8998..4637bdd8f 100644
Binary files a/resources/images/buildings/fortAlt3.png and b/resources/images/buildings/fortAlt3.png differ
diff --git a/resources/images/buildings/port1.png b/resources/images/buildings/port1.png
index 4ac18d4fb..1a71f296b 100644
Binary files a/resources/images/buildings/port1.png and b/resources/images/buildings/port1.png differ
diff --git a/resources/images/buildings/silo1.png b/resources/images/buildings/silo1.png
index 89686639c..a68c5e5c9 100644
Binary files a/resources/images/buildings/silo1.png and b/resources/images/buildings/silo1.png differ
diff --git a/resources/images/buildings/silo4.png b/resources/images/buildings/silo4.png
index 8216f6b2f..b01f33adf 100644
Binary files a/resources/images/buildings/silo4.png and b/resources/images/buildings/silo4.png differ
diff --git a/resources/sprites/halloween/bats.png b/resources/sprites/halloween/bats.png
new file mode 100644
index 000000000..ff96f164b
Binary files /dev/null and b/resources/sprites/halloween/bats.png differ
diff --git a/resources/sprites/halloween/bubble.png b/resources/sprites/halloween/bubble.png
new file mode 100644
index 000000000..b8d82112f
Binary files /dev/null and b/resources/sprites/halloween/bubble.png differ
diff --git a/resources/sprites/halloween/ghost.png b/resources/sprites/halloween/ghost.png
new file mode 100644
index 000000000..15603066b
Binary files /dev/null and b/resources/sprites/halloween/ghost.png differ
diff --git a/resources/sprites/halloween/miniPumpkin.png b/resources/sprites/halloween/miniPumpkin.png
new file mode 100644
index 000000000..33274a1ef
Binary files /dev/null and b/resources/sprites/halloween/miniPumpkin.png differ
diff --git a/resources/sprites/halloween/minifireGreen.png b/resources/sprites/halloween/minifireGreen.png
new file mode 100644
index 000000000..8de5aa2ec
Binary files /dev/null and b/resources/sprites/halloween/minifireGreen.png differ
diff --git a/resources/sprites/halloween/pumpkin.png b/resources/sprites/halloween/pumpkin.png
new file mode 100644
index 000000000..a6b772d41
Binary files /dev/null and b/resources/sprites/halloween/pumpkin.png differ
diff --git a/resources/sprites/halloween/sam_explosion.png b/resources/sprites/halloween/sam_explosion.png
new file mode 100644
index 000000000..f8ad56602
Binary files /dev/null and b/resources/sprites/halloween/sam_explosion.png differ
diff --git a/resources/sprites/halloween/shark.png b/resources/sprites/halloween/shark.png
new file mode 100644
index 000000000..2ce0a2275
Binary files /dev/null and b/resources/sprites/halloween/shark.png differ
diff --git a/resources/sprites/halloween/skull.png b/resources/sprites/halloween/skull.png
new file mode 100644
index 000000000..73d9ecacd
Binary files /dev/null and b/resources/sprites/halloween/skull.png differ
diff --git a/resources/sprites/halloween/skullNuke.png b/resources/sprites/halloween/skullNuke.png
new file mode 100644
index 000000000..1a262ab83
Binary files /dev/null and b/resources/sprites/halloween/skullNuke.png differ
diff --git a/resources/sprites/halloween/smokeAndFireGreen.png b/resources/sprites/halloween/smokeAndFireGreen.png
new file mode 100644
index 000000000..641803e7d
Binary files /dev/null and b/resources/sprites/halloween/smokeAndFireGreen.png differ
diff --git a/resources/sprites/halloween/tentacle.png b/resources/sprites/halloween/tentacle.png
new file mode 100644
index 000000000..9fb590a66
Binary files /dev/null and b/resources/sprites/halloween/tentacle.png differ
diff --git a/resources/sprites/halloween/tornado.png b/resources/sprites/halloween/tornado.png
new file mode 100644
index 000000000..ba51fc069
Binary files /dev/null and b/resources/sprites/halloween/tornado.png differ
diff --git a/src/client/graphics/AnimatedSpriteLoader.ts b/src/client/graphics/AnimatedSpriteLoader.ts
index 03e49e0cc..ab6fd5d8e 100644
--- a/src/client/graphics/AnimatedSpriteLoader.ts
+++ b/src/client/graphics/AnimatedSpriteLoader.ts
@@ -1,15 +1,21 @@
-import miniBigSmoke from "../../../resources/sprites/bigsmoke.png";
 import buildingExplosion from "../../../resources/sprites/buildingExplosion.png";
-import conquestSword from "../../../resources/sprites/conquestSword.png";
 import dust from "../../../resources/sprites/dust.png";
 import miniExplosion from "../../../resources/sprites/miniExplosion.png";
-import miniFire from "../../../resources/sprites/minifire.png";
-import nuke from "../../../resources/sprites/nukeExplosion.png";
 import SAMExplosion from "../../../resources/sprites/samExplosion.png";
 import sinkingShip from "../../../resources/sprites/sinkingShip.png";
-import miniSmoke from "../../../resources/sprites/smoke.png";
-import miniSmokeAndFire from "../../../resources/sprites/smokeAndFire.png";
 import unitExplosion from "../../../resources/sprites/unitExplosion.png";
+
+import bats from "../../../resources/sprites/halloween/bats.png";
+import bubble from "../../../resources/sprites/halloween/bubble.png";
+import ghost from "../../../resources/sprites/halloween/ghost.png";
+import minifireGreen from "../../../resources/sprites/halloween/minifireGreen.png";
+import shark from "../../../resources/sprites/halloween/shark.png";
+import skull from "../../../resources/sprites/halloween/skull.png";
+import skullNuke from "../../../resources/sprites/halloween/skullNuke.png";
+import miniSmokeAndFireGreen from "../../../resources/sprites/halloween/smokeAndFireGreen.png";
+import tentacle from "../../../resources/sprites/halloween/tentacle.png";
+import tornado from "../../../resources/sprites/halloween/tornado.png";
+
 import { Theme } from "../../core/configuration/Config";
 import { PlayerView } from "../../core/game/GameView";
 import { AnimatedSprite } from "./AnimatedSprite";
@@ -28,7 +34,7 @@ type AnimatedSpriteConfig = {
 
 const ANIMATED_SPRITE_CONFIG: Partial<Record<FxType, AnimatedSpriteConfig>> = {
   [FxType.MiniFire]: {
-    url: miniFire,
+    url: minifireGreen,
     frameWidth: 7,
     frameCount: 6,
     frameDuration: 100,
@@ -37,28 +43,28 @@ const ANIMATED_SPRITE_CONFIG: Partial<Record<FxType, AnimatedSpriteConfig>> = {
     originY: 11,
   },
   [FxType.MiniSmoke]: {
-    url: miniSmoke,
-    frameWidth: 11,
-    frameCount: 4,
-    frameDuration: 120,
+    url: ghost,
+    frameWidth: 10,
+    frameCount: 5,
+    frameDuration: 100,
     looping: true,
-    originX: 2,
+    originX: 4,
     originY: 10,
   },
   [FxType.MiniBigSmoke]: {
-    url: miniBigSmoke,
-    frameWidth: 24,
-    frameCount: 5,
+    url: bats,
+    frameWidth: 21,
+    frameCount: 6,
     frameDuration: 120,
     looping: true,
     originX: 9,
     originY: 14,
   },
   [FxType.MiniSmokeAndFire]: {
-    url: miniSmokeAndFire,
+    url: miniSmokeAndFireGreen,
     frameWidth: 24,
     frameCount: 5,
-    frameDuration: 120,
+    frameDuration: 90,
     looping: true,
     originX: 9,
     originY: 14,
@@ -90,15 +96,6 @@ const ANIMATED_SPRITE_CONFIG: Partial<Record<FxType, AnimatedSpriteConfig>> = {
     originX: 9,
     originY: 9,
   },
-  [FxType.BuildingExplosion]: {
-    url: buildingExplosion,
-    frameWidth: 17,
-    frameCount: 10,
-    frameDuration: 70,
-    looping: false,
-    originX: 8,
-    originY: 8,
-  },
   [FxType.SinkingShip]: {
     url: sinkingShip,
     frameWidth: 16,
@@ -108,14 +105,23 @@ const ANIMATED_SPRITE_CONFIG: Partial<Record<FxType, AnimatedSpriteConfig>> = {
     originX: 7,
     originY: 7,
   },
-  [FxType.Nuke]: {
-    url: nuke,
-    frameWidth: 60,
-    frameCount: 9,
+  [FxType.BuildingExplosion]: {
+    url: buildingExplosion,
+    frameWidth: 17,
+    frameCount: 10,
     frameDuration: 70,
     looping: false,
-    originX: 30,
-    originY: 30,
+    originX: 8,
+    originY: 8,
+  },
+  [FxType.Nuke]: {
+    url: skullNuke,
+    frameWidth: 42,
+    frameCount: 19,
+    frameDuration: 50,
+    looping: false,
+    originX: 20,
+    originY: 21,
   },
   [FxType.SAMExplosion]: {
     url: SAMExplosion,
@@ -127,16 +133,51 @@ const ANIMATED_SPRITE_CONFIG: Partial<Record<FxType, AnimatedSpriteConfig>> = {
     originY: 19,
   },
   [FxType.Conquest]: {
-    url: conquestSword,
-    frameWidth: 21,
-    frameCount: 10,
+    url: skull,
+    frameWidth: 14,
+    frameCount: 14,
     frameDuration: 90,
     looping: false,
-    originX: 10,
-    originY: 16,
+    originX: 7,
+    originY: 23,
+  },
+  [FxType.Tentacle]: {
+    url: tentacle,
+    frameWidth: 22,
+    frameCount: 26,
+    frameDuration: 90,
+    looping: false,
+    originX: 13,
+    originY: 28,
+  },
+  [FxType.Shark]: {
+    url: shark,
+    frameWidth: 25,
+    frameCount: 14,
+    frameDuration: 90,
+    looping: false,
+    originX: 13,
+    originY: 8,
+  },
+  [FxType.Bubble]: {
+    url: bubble,
+    frameWidth: 22,
+    frameCount: 13,
+    frameDuration: 80,
+    looping: false,
+    originX: 13,
+    originY: 8,
+  },
+  [FxType.Tornado]: {
+    url: tornado,
+    frameWidth: 30,
+    frameCount: 10,
+    frameDuration: 80,
+    looping: true,
+    originX: 11,
+    originY: 22,
   },
 };
-
 export class AnimatedSpriteLoader {
   private animatedSpriteImageMap: Map<FxType, HTMLCanvasElement> = new Map();
   // Do not color the same sprite twice
diff --git a/src/client/graphics/SpriteLoader.ts b/src/client/graphics/SpriteLoader.ts
index 29d5b7791..fdc3a3c14 100644
--- a/src/client/graphics/SpriteLoader.ts
+++ b/src/client/graphics/SpriteLoader.ts
@@ -1,6 +1,6 @@
 import { Colord } from "colord";
-import atomBombSprite from "../../../resources/sprites/atombomb.png";
-import hydrogenBombSprite from "../../../resources/sprites/hydrogenbomb.png";
+import miniPumpkin from "../../../resources/sprites/halloween/miniPumpkin.png";
+import pumpkin from "../../../resources/sprites/halloween/pumpkin.png";
 import mirvSprite from "../../../resources/sprites/mirv2.png";
 import samMissileSprite from "../../../resources/sprites/samMissile.png";
 import tradeShipSprite from "../../../resources/sprites/tradeship.png";
@@ -26,8 +26,8 @@ const SPRITE_CONFIG: Partial<Record<UnitType | TrainTypeSprite, string>> = {
   [UnitType.TransportShip]: transportShipSprite,
   [UnitType.Warship]: warshipSprite,
   [UnitType.SAMMissile]: samMissileSprite,
-  [UnitType.AtomBomb]: atomBombSprite,
-  [UnitType.HydrogenBomb]: hydrogenBombSprite,
+  [UnitType.AtomBomb]: miniPumpkin,
+  [UnitType.HydrogenBomb]: pumpkin,
   [UnitType.TradeShip]: tradeShipSprite,
   [UnitType.MIRV]: mirvSprite,
   [TrainTypeSprite.Engine]: trainEngineSprite,
diff --git a/src/client/graphics/fx/ConquestFx.ts b/src/client/graphics/fx/ConquestFx.ts
index 7fa8d0690..2c3f50413 100644
--- a/src/client/graphics/fx/ConquestFx.ts
+++ b/src/client/graphics/fx/ConquestFx.ts
@@ -26,7 +26,6 @@ export function conquestFxFactory(
     x,
     y,
     FxType.Conquest,
-    2500,
   );
   const fadeAnimation = new FadeFx(swordAnimation, 0.1, 0.6);
   conquestFx.push(fadeAnimation);
diff --git a/src/client/graphics/fx/Fx.ts b/src/client/graphics/fx/Fx.ts
index d4b206614..fa843de81 100644
--- a/src/client/graphics/fx/Fx.ts
+++ b/src/client/graphics/fx/Fx.ts
@@ -16,4 +16,8 @@ export enum FxType {
   UnderConstruction = "UnderConstruction",
   Dust = "Dust",
   Conquest = "Conquest",
+  Tentacle = "Tentacle",
+  Shark = "Shark",
+  Bubble = "Bubble",
+  Tornado = "Tornado",
 }
diff --git a/src/client/graphics/fx/SpriteFx.ts b/src/client/graphics/fx/SpriteFx.ts
index 2926121a8..ebe8d410c 100644
--- a/src/client/graphics/fx/SpriteFx.ts
+++ b/src/client/graphics/fx/SpriteFx.ts
@@ -19,6 +19,35 @@ function fadeInOut(
     return 1 - f * f;
   }
 }
+/**
+ * Move a sprite around
+ */
+export class MoveSpriteFx implements Fx {
+  private originX: number;
+  private originY: number;
+  constructor(
+    private fxToMove: SpriteFx,
+    private toX: number,
+    private toY: number,
+    private fadeIn: number = 0.1,
+    private fadeOut: number = 0.9,
+  ) {
+    this.originX = fxToMove.x;
+    this.originY = fxToMove.y;
+  }
+
+  renderTick(duration: number, ctx: CanvasRenderingContext2D): boolean {
+    const t = this.fxToMove.getElapsedTime() / this.fxToMove.getDuration();
+    this.fxToMove.x = Math.floor(this.originX * (1 - t) + this.toX * t);
+    this.fxToMove.y = Math.floor(this.originY * (1 - t) + this.toY * t);
+    ctx.save();
+    ctx.globalAlpha = fadeInOut(t, this.fadeIn, this.fadeOut);
+    const result = this.fxToMove.renderTick(duration, ctx);
+    ctx.restore();
+    return result;
+  }
+}
+
 /**
  * Fade in/out another FX
  */
@@ -49,8 +78,8 @@ export class SpriteFx implements Fx {
   protected waitToTheEnd = false;
   constructor(
     animatedSpriteLoader: AnimatedSpriteLoader,
-    protected x: number,
-    protected y: number,
+    public x: number,
+    public y: number,
     fxType: FxType,
     duration?: number,
     owner?: PlayerView,
diff --git a/src/client/graphics/layers/FxLayer.ts b/src/client/graphics/layers/FxLayer.ts
index e5ddf3831..94a9c1040 100644
--- a/src/client/graphics/layers/FxLayer.ts
+++ b/src/client/graphics/layers/FxLayer.ts
@@ -13,7 +13,7 @@ import { AnimatedSpriteLoader } from "../AnimatedSpriteLoader";
 import { conquestFxFactory } from "../fx/ConquestFx";
 import { Fx, FxType } from "../fx/Fx";
 import { nukeFxFactory, ShockwaveFx } from "../fx/NukeFx";
-import { SpriteFx } from "../fx/SpriteFx";
+import { FadeFx, MoveSpriteFx, SpriteFx } from "../fx/SpriteFx";
 import { TargetFx } from "../fx/TargetFx";
 import { TextFx } from "../fx/TextFx";
 import { UnitExplosionFx } from "../fx/UnitExplosionFx";
@@ -21,6 +21,8 @@ import { Layer } from "./Layer";
 export class FxLayer implements Layer {
   private canvas: HTMLCanvasElement;
   private context: CanvasRenderingContext2D;
+  private lastRandomEvent: number = 0;
+  private randomEventRate: number = 8;
 
   private lastRefresh: number = 0;
   private refreshRate: number = 10;
@@ -40,6 +42,14 @@ export class FxLayer implements Layer {
   }
 
   tick() {
+    if (!this.game.config().userSettings()?.fxLayer()) {
+      return;
+    }
+    this.lastRandomEvent += 1;
+    if (this.lastRandomEvent > this.randomEventRate) {
+      this.lastRandomEvent = 0;
+      this.randomEvent();
+    }
     this.manageBoatTargetFx();
     this.game
       .updatesSinceLastTick()
@@ -116,6 +126,72 @@ export class FxLayer implements Layer {
     this.allFx.push(textFx);
   }
 
+  randomEvent() {
+    const randX = Math.floor(Math.random() * this.game.width());
+    const randY = Math.floor(Math.random() * this.game.height());
+    const ref = this.game.ref(randX, randY);
+    if (this.game.isOcean(ref) && !this.game.isShoreline(ref)) {
+      const animation = Math.floor(Math.random() * 4);
+      if (animation === 0) {
+        const fx = new SpriteFx(
+          this.animatedSpriteLoader,
+          randX,
+          randY,
+          FxType.Shark,
+        );
+        this.allFx.push(fx);
+      } else if (animation === 1) {
+        const fx = new SpriteFx(
+          this.animatedSpriteLoader,
+          randX,
+          randY,
+          FxType.Bubble,
+        );
+        this.allFx.push(fx);
+      } else if (animation === 2) {
+        const fx = new MoveSpriteFx(
+          new SpriteFx(
+            this.animatedSpriteLoader,
+            randX,
+            randY,
+            FxType.Tornado,
+            6000,
+          ),
+          randX - 40,
+          randY,
+          0.1,
+          0.8,
+        );
+        this.allFx.push(fx);
+      } else if (animation === 3) {
+        const fx = new FadeFx(
+          new SpriteFx(
+            this.animatedSpriteLoader,
+            randX,
+            randY,
+            FxType.Tentacle,
+          ),
+          0.1,
+          0.8,
+        );
+        this.allFx.push(fx);
+      }
+    } else {
+      const ghost = new FadeFx(
+        new SpriteFx(
+          this.animatedSpriteLoader,
+          randX,
+          randY,
+          FxType.MiniSmoke,
+          4000,
+        ),
+        0.1,
+        0.8,
+      );
+      this.allFx.push(ghost);
+    }
+  }
+
   onUnitEvent(unit: UnitView) {
     switch (unit.type()) {
       case UnitType.TransportShip: {
diff --git a/src/core/Util.ts b/src/core/Util.ts
index c5cbe044e..41bac4163 100644
--- a/src/core/Util.ts
+++ b/src/core/Util.ts
@@ -289,17 +289,17 @@ export function createRandomName(
 }
 
 export const emojiTable = [
-  ["😀", "😊", "🥰", "😇", "😎"],
+  ["😀", "😊", "😇", "😎", "😈"],
   ["😞", "🥺", "😭", "😱", "😡"],
-  ["😈", "🤡", "🖕", "🥱", "🤦‍♂️"],
-  ["👋", "👏", "🤌", "💪", "🫡"],
+  ["⏳", "🥱", "🤦‍♂️", "🖕", "🤡"],
+  ["👋", "👏", "👻", "💪", "🎃"],
   ["👍", "👎", "❓", "🐔", "🐀"],
-  ["🤝", "🆘", "🕊️", "🏳️", "⏳"],
+  ["🆘", "🤝", "🕊️", "🏳️", "🛡️"],
   ["🔥", "💥", "💀", "☢️", "⚠️"],
   ["↖️", "⬆️", "↗️", "👑", "🥇"],
   ["⬅️", "🎯", "➡️", "🥈", "🥉"],
   ["↙️", "⬇️", "↘️", "❤️", "💔"],
-  ["💰", "⚓", "⛵", "🏡", "🛡️"],
+  ["💰", "🏭", "🚂", "⚓", "⛵"],
 ] as const;
 // 2d to 1d array
 export const flattenedEmojiTable = emojiTable.flat();
diff --git a/src/core/configuration/PastelTheme.ts b/src/core/configuration/PastelTheme.ts
index d40509e1c..5664c41bb 100644
--- a/src/core/configuration/PastelTheme.ts
+++ b/src/core/configuration/PastelTheme.ts
@@ -18,7 +18,7 @@ export class PastelTheme implements Theme {
   private nationColorAllocator = new ColorAllocator(nationColors, nationColors);
 
   private background = colord({ r: 60, g: 60, b: 60 });
-  private shore = colord({ r: 204, g: 203, b: 158 });
+  private shore = colord({ r: 223, g: 187, b: 132 });
   private falloutColors = [
     colord({ r: 120, g: 255, b: 71 }), // Original color
     colord({ r: 130, g: 255, b: 85 }), // Slightly lighter
@@ -26,8 +26,8 @@ export class PastelTheme implements Theme {
     colord({ r: 125, g: 255, b: 75 }), // Warmer tint
     colord({ r: 115, g: 250, b: 68 }), // Cooler tint
   ];
-  private water = colord({ r: 70, g: 132, b: 180 });
-  private shorelineWater = colord({ r: 100, g: 143, b: 255 });
+  private water = colord({ r: 80, g: 76, b: 179 });
+  private shorelineWater = colord({ r: 100, g: 110, b: 255 });
 
   private _selfColor = colord({ r: 0, g: 255, b: 0 });
   private _allyColor = colord({ r: 255, g: 255, b: 0 });
@@ -97,15 +97,15 @@ export class PastelTheme implements Theme {
       }
       case TerrainType.Plains:
         return colord({
-          r: 190,
-          g: 220 - 2 * mag,
-          b: 138,
+          r: 216,
+          g: 205 - 2 * mag,
+          b: 127,
         });
       case TerrainType.Highland:
         return colord({
-          r: 200 + 2 * mag,
-          g: 183 + 2 * mag,
-          b: 138 + 2 * mag,
+          r: 223 + 2 * mag,
+          g: 187 + 2 * mag,
+          b: 132 + 2 * mag,
         });
       case TerrainType.Mountain:
         return colord({
diff --git a/src/core/execution/utils/BotBehavior.ts b/src/core/execution/utils/BotBehavior.ts
index 868d55f74..2b914db6a 100644
--- a/src/core/execution/utils/BotBehavior.ts
+++ b/src/core/execution/utils/BotBehavior.ts
@@ -20,7 +20,7 @@ const EMOJI_ASSIST_ACCEPT = (["👍", "⛵", "🤝", "🎯"] as const).map(emoji
 const EMOJI_RELATION_TOO_LOW = (["🥱", "🤦‍♂️"] as const).map(emojiId);
 const EMOJI_TARGET_ME = (["🥺", "💀"] as const).map(emojiId);
 const EMOJI_TARGET_ALLY = (["🕊️", "👎"] as const).map(emojiId);
-export const EMOJI_HECKLE = (["🤡", "😡"] as const).map(emojiId);
+export const EMOJI_HECKLE = (["👻", "🎃"] as const).map(emojiId);
 
 export class BotBehavior {
   private enemy: Player | null = null;