diff --git a/src/classes/Events.ts b/src/classes/Events.ts
new file mode 100644
index 0000000..cafe257
--- /dev/null
+++ b/src/classes/Events.ts
@@ -0,0 +1,26 @@
+export enum WaveManagerEvents {
+    CreepSpawned = 'creepSpawned',
+    Finished = 'finished',
+    NewWave = 'newwave',
+}
+
+export enum CreepEvents {
+    Died = 'died',
+    TakenDamage = 'takenDamage',
+    Escaped = 'escaped',
+    Moved = 'moved',
+}
+
+export enum GridEvents {
+    CellMouseOver = 'cellmouseover',
+    CellMouseLeave = 'cellmouseleave',
+}
+
+export enum TowerEvents {
+    TowerPlacedEvent = 'towerPlacedEvent',
+    TowerSoldEvent = 'towerSoldEvent',
+}
+
+export enum StatsEvents {
+    GemGivenEvent = 'gemGivenEvent',
+}
diff --git a/src/classes/game/Creep.ts b/src/classes/game/Creep.ts
index 6eb0d06..af4f4e1 100644
--- a/src/classes/game/Creep.ts
+++ b/src/classes/game/Creep.ts
@@ -4,13 +4,7 @@ import { Engine } from '../Bastion';
 import { CreepStatsDefinition, CreepType, PathDefinition } from '../Definitions';
 import GameObject from '../GameObject';
 import * as PIXI from 'pixi.js';
-
-export enum CreepEvents {
-    Died = 'died',
-    TakenDamage = 'takenDamage',
-    Escaped = 'escaped',
-    Moved = 'moved',
-}
+import { CreepEvents } from '../Events';
 
 export default class Creep extends GameObject {
     public id: number;
diff --git a/src/classes/game/Grid.ts b/src/classes/game/Grid.ts
index 2cb94f5..8479512 100644
--- a/src/classes/game/Grid.ts
+++ b/src/classes/game/Grid.ts
@@ -3,13 +3,8 @@ import GameObject from '../GameObject';
 import { GameMapDefinition, TerrainType } from '../Definitions';
 import GameAssets from '../Assets';
 import { Engine } from '../Bastion';
-import Creep, { CreepEvents } from './Creep';
-import { TowerEvents } from './Tower';
-
-export enum GridEvents {
-    CellMouseOver = 'cellmouseover',
-    CellMouseLeave = 'cellmouseleave',
-}
+import Creep from './Creep';
+import { CreepEvents, TowerEvents, GridEvents } from '../Events';
 
 export class Cell extends GameObject {
     public type: TerrainType;
diff --git a/src/classes/game/Inventory.ts b/src/classes/game/Inventory.ts
deleted file mode 100644
index d360f8e..0000000
--- a/src/classes/game/Inventory.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-import GameObject from '../GameObject';
-
-export default class Inventory extends GameObject {
-    public update() {}
-}
diff --git a/src/classes/game/MissionStats.ts b/src/classes/game/MissionStats.ts
index 98ea993..a5a6ee8 100644
--- a/src/classes/game/MissionStats.ts
+++ b/src/classes/game/MissionStats.ts
@@ -2,7 +2,7 @@ import Assets from '../Assets';
 import { Engine } from '../Bastion';
 import GameObject from '../GameObject';
 import * as PIXI from 'pixi.js';
-import { WaveManagerEvents } from './WaveManager';
+import { WaveManagerEvents, StatsEvents } from '../Events';
 import Gem from './Gem';
 
 export default class MissionStats extends GameObject {
@@ -51,7 +51,7 @@ export default class MissionStats extends GameObject {
 
     public giveGem(gem: Gem) {
         this.inventory.push(gem);
-        Engine.GameScene.events.emit('givegem', gem);
+        Engine.GameScene.events.emit(StatsEvents.GemGivenEvent, gem);
     }
 
     public getInventory() {
diff --git a/src/classes/game/Projectile.ts b/src/classes/game/Projectile.ts
index b9e6904..9ce0327 100644
--- a/src/classes/game/Projectile.ts
+++ b/src/classes/game/Projectile.ts
@@ -1,7 +1,8 @@
 import * as PIXI from 'pixi.js';
 import GameObject from '../GameObject';
 import { Engine } from '../Bastion';
-import Creep, { CreepEvents } from './Creep';
+import Creep from './Creep';
+import { CreepEvents } from '../Events';
 
 export function calculateAngleToPoint(x, y, targetX, targetY) {
     const dx = targetX - x;
diff --git a/src/classes/game/Tower.ts b/src/classes/game/Tower.ts
index dbe1237..a8fc19a 100644
--- a/src/classes/game/Tower.ts
+++ b/src/classes/game/Tower.ts
@@ -12,11 +12,6 @@ function distance(x1, y1, x2, y2) {
     return Math.sqrt((x2 - x1) * (x2 - x1) + (y2 - y1) * (y2 - y1));
 }
 
-export enum TowerEvents {
-    TowerPlacedEvent = 'towerPlacedEvent',
-    TowerSoldEvent = 'towerSoldEvent',
-}
-
 export class Tower extends GameObject {
     public row: number;
     public column: number;
diff --git a/src/classes/game/TowerManager.ts b/src/classes/game/TowerManager.ts
index d58ff41..1082e62 100644
--- a/src/classes/game/TowerManager.ts
+++ b/src/classes/game/TowerManager.ts
@@ -2,8 +2,9 @@ import * as PIXI from 'pixi.js';
 import { Engine } from '../Bastion';
 import { TerrainType, TowerDefinition } from '../Definitions';
 import GameAssets from '../Assets';
-import { Tower, TowerEvents } from './Tower';
-import { Cell, GridEvents } from './Grid';
+import { Tower } from './Tower';
+import { Cell } from './Grid';
+import { GridEvents, TowerEvents } from '../Events';
 
 export enum TowerBehaviours {
     BasicTowerBehaviour = 'BasicTowerBehaviour',
diff --git a/src/classes/game/WaveManager.ts b/src/classes/game/WaveManager.ts
index 4d61c5b..6bc94b6 100644
--- a/src/classes/game/WaveManager.ts
+++ b/src/classes/game/WaveManager.ts
@@ -1,15 +1,9 @@
 import { CreepType, MissionRoundDefinition, PathDefinition } from '../Definitions';
-import * as PIXI from 'pixi.js';
-import Creep, { CreepEvents } from './Creep';
+import Creep from './Creep';
 import { Engine } from '../Bastion';
+import { WaveManagerEvents } from '../Events';
 import GameObject from '../GameObject';
 
-export enum WaveManagerEvents {
-    CreepSpawned = 'creepSpawned',
-    Finished = 'finished',
-    NewWave = 'newwave',
-}
-
 type CreepInstance = {
     creep: Creep;
     tickToSpawnAt: number;
diff --git a/src/classes/gui/TowerTab.ts b/src/classes/gui/TowerTab.ts
index 2c131ff..fefd096 100644
--- a/src/classes/gui/TowerTab.ts
+++ b/src/classes/gui/TowerTab.ts
@@ -2,7 +2,7 @@ import * as PIXI from 'pixi.js';
 import GuiObject from '../GuiObject';
 import GameAssets from '../Assets';
 import { Engine } from '../Bastion';
-import { TowerEvents } from '../game/Tower';
+import { TowerEvents } from '../Events';
 import { TowerDefinition } from '../Definitions';
 
 class TowerButton extends GuiObject {
diff --git a/src/scenes/Game.ts b/src/scenes/Game.ts
index f48a66a..ed00434 100644
--- a/src/scenes/Game.ts
+++ b/src/scenes/Game.ts
@@ -1,9 +1,10 @@
 import GameAssets from '../classes/Assets';
 import { Engine } from '../classes/Bastion';
 import { MissionDefinition } from '../classes/Definitions';
-import Creep, { CreepEvents } from '../classes/game/Creep';
+import Creep from '../classes/game/Creep';
 import { Grid } from '../classes/game/Grid';
-import WaveManager, { WaveManagerEvents } from '../classes/game/WaveManager';
+import WaveManager from '../classes/game/WaveManager';
+import { WaveManagerEvents, CreepEvents } from '../classes/Events';
 import Sidebar from '../classes/gui/Sidebar';
 import Button, { ButtonTexture } from '../classes/gui/Button';
 import Scene from './Scene';