diff --git a/src/classes/game/Creep.ts b/src/classes/game/Creep.ts
index 0934bab..c3a381f 100644
--- a/src/classes/game/Creep.ts
+++ b/src/classes/game/Creep.ts
@@ -224,14 +224,6 @@ export default class Creep extends GameObject {
         this.container.y = this.y;
     }
 
-    // public takeDamage(amount: number) {
-    //     this.health -= amount;
-    //     if (this.health < 0 && !this.died) {
-    //         this.died = true;
-    //         this.events.emit(CreepEvents.Died, this);
-    //     }
-    // }
-
     public destroy() {
         super.destroy();
         this.container.removeChildren();
diff --git a/src/classes/game/Grid.ts b/src/classes/game/Grid.ts
index b8ee63d..4a49683 100644
--- a/src/classes/game/Grid.ts
+++ b/src/classes/game/Grid.ts
@@ -146,7 +146,7 @@ export class Grid extends GameObject {
 
         Engine.GameMaster.currentScene.stage.addChild(this.container);
 
-        let background = new PIXI.Sprite(GameAssets.MissionBackgrounds[missionIndex]);
+        const background = new PIXI.Sprite(GameAssets.MissionBackgrounds[missionIndex]);
         this.container.addChild(background);
 
         for (let y = 0; y < this.gameMap.columns; y++) {
diff --git a/src/classes/game/MissionStats.ts b/src/classes/game/MissionStats.ts
index 7faf1f5..8f79d88 100644
--- a/src/classes/game/MissionStats.ts
+++ b/src/classes/game/MissionStats.ts
@@ -62,7 +62,7 @@ export default class MissionStats extends GameObject {
         this.inventory.push(gem);
         if (!noNotify)
             Engine.NotificationManager.Notify(
-                `Lv. ${gem.level} ${gem.definition.name}` + ' added to your inventory.',
+                `Lv. ${gem.level} ${gem.definition.name} added to your inventory.`,
                 'gemaward'
             );
         Engine.GameScene.events.emit(StatsEvents.GemGivenEvent, gem);
diff --git a/src/classes/game/Projectile.ts b/src/classes/game/Projectile.ts
index 24cb619..f744372 100644
--- a/src/classes/game/Projectile.ts
+++ b/src/classes/game/Projectile.ts
@@ -6,7 +6,6 @@ import { CreepEvents } from '../Events';
 import { distance, Tower } from './Tower';
 import { CreepResistancesDefinition } from '../Definitions';
 import GameAssets from '../Assets';
-import { RoundMode } from '../../scenes/Game';
 
 export function calculateAngleToPoint(x, y, targetX, targetY) {
     const dx = targetX - x;
@@ -47,6 +46,7 @@ export default class Projectile extends GameObject {
         this.gemResistanceModifications = gemResistanceModifications;
         this.sprite = new PIXI.AnimatedSprite({ textures: textures, scale: 0.25, rotation: angle });
         this.sprite.anchor.set(0.5, 0.5);
+        // this.sprite.tint = tint;
         this.sprite.play();
         this.container.x = this.x;
         this.container.y = this.y;
@@ -71,7 +71,7 @@ export default class Projectile extends GameObject {
         Engine.Grid.creeps.forEach((creep) => {
             if (this.pierce <= 0) return;
             if (creep && creep.container && this.checkCollision(creep)) {
-                let exists = this.collidedCreepIDs.find((c) => creep.id == c.id);
+                const exists = this.collidedCreepIDs.find((c) => creep.id == c.id);
                 if (!exists) {
                     this.collidedCreepIDs.push(creep);
                     this.pierce--;
@@ -100,8 +100,8 @@ export default class Projectile extends GameObject {
     public checkCollision(creep: Creep) {
         //console.debug(creep);
         if (creep == null || creep.container == null || creep.container._position == null) return;
-        let mybb = this.copyContainerToBB();
-        let otherbb = creep.copyContainerToBB();
+        const mybb = this.copyContainerToBB();
+        const otherbb = creep.copyContainerToBB();
         return mybb.getBounds().intersects(otherbb.getBounds());
     }
 }
diff --git a/src/classes/gui/Tooltip.ts b/src/classes/gui/Tooltip.ts
index ce49cc4..0419431 100644
--- a/src/classes/gui/Tooltip.ts
+++ b/src/classes/gui/Tooltip.ts
@@ -178,7 +178,7 @@ export default class Tooltip extends GuiObject {
         this.gemAmount.alpha = 0;
         this.gemDescriptionText.alpha = 1;
 
-        this.titleText.text = `Lv. ${gem.level} ` + gem.definition.name;
+        this.titleText.text = `Lv. ${gem.level} ${gem.definition.name}`;
         let costToLevelUp;
         if (!gem.isMaxLevel())
             costToLevelUp = `Costs ${gem.definition.genericImprovements[gem.level].gemValueUp} gold to level up.`;