diff --git a/compile-js.hxml b/compile-js.hxml
index d01a824b..ea0b1daa 100644
--- a/compile-js.hxml
+++ b/compile-js.hxml
@@ -3,6 +3,7 @@
 -lib stb_ogg_sound
 --js marblegame.js
 -D windowSize=1280x720
+-D js-es=6
 -D keep-inline-positions
 --main Main
 -debug
\ No newline at end of file
diff --git a/marblegame.hl b/marblegame.hl
index 331b7983..9252b318 100644
Binary files a/marblegame.hl and b/marblegame.hl differ
diff --git a/src/Marble.hx b/src/Marble.hx
index 2435f721..993eda09 100644
--- a/src/Marble.hx
+++ b/src/Marble.hx
@@ -149,6 +149,7 @@ class Marble extends GameObject {
 	public var contactEntities:Array<CollisionEntity> = [];
 
 	var queuedContacts:Array<CollisionInfo> = [];
+	var appliedImpulses:Array<Vector> = [];
 
 	public var heldPowerup:PowerUp;
 	public var lastContactNormal:Vector;
@@ -204,6 +205,8 @@ class Marble extends GameObject {
 
 		this.rollSound = AudioManager.playSound(ResourceLoader.getAudio("data/sound/rolling_hard.wav"), this.getAbsPos().getPosition(), true);
 		this.slipSound = AudioManager.playSound(ResourceLoader.getAudio("data/sound/sliding.wav"), this.getAbsPos().getPosition(), true);
+		this.rollSound.volume = 0;
+		this.slipSound.volume = 0;
 		this.shockabsorberSound = AudioManager.playSound(ResourceLoader.getAudio("data/sound/superbounceactive.wav"), null, true);
 		this.shockabsorberSound.pause = true;
 		this.superbounceSound = AudioManager.playSound(ResourceLoader.getAudio("data/sound/forcefield.wav"), null, true);
@@ -620,17 +623,18 @@ class Marble extends GameObject {
 	}
 
 	function trailEmitter() {
-		var speed = this.velocity.length();
-		if (this._minTrailVel > speed) {
-			if (this.trailEmitterNode != null) {
-				this.level.particleManager.removeEmitter(this.trailEmitterNode);
-				this.trailEmitterNode = null;
-			}
-			return;
-		}
-		if (this.trailEmitterNode == null)
-			this.trailEmitterNode = this.level.particleManager.createEmitter(trailParticleOptions, trailEmitterData, null,
-				() -> this.getAbsPos().getPosition());
+		// Trails are bugged
+		// var speed = this.velocity.length();
+		// if (this._minTrailVel > speed) {
+		// 	if (this.trailEmitterNode != null) {
+		// 		this.level.particleManager.removeEmitter(this.trailEmitterNode);
+		// 		this.trailEmitterNode = null;
+		// 	}
+		// 	return;
+		// }
+		// if (this.trailEmitterNode == null)
+		// 	this.trailEmitterNode = this.level.particleManager.createEmitter(trailParticleOptions, trailEmitterData, null,
+		// 		() -> this.getAbsPos().getPosition());
 	}
 
 	function ReportBounce(pos:Vector, normal:Vector, speed:Float) {
@@ -703,12 +707,13 @@ class Marble extends GameObject {
 			rollSound.addEffect(new Pitch());
 		}
 
-		var pitch = scale;
-		#if js
-		// Apparently audio crashes the whole thing if pitch is less than 0.2
-		if (pitch < 0.2)
-			pitch = 0.2;
-		#end
+		var pitch = Util.clamp(rollVel.length() / 15, 0, 1) * 0.75 + 0.75;
+
+		// #if js
+		// // Apparently audio crashes the whole thing if pitch is less than 0.2
+		// if (pitch < 0.2)
+		// 	pitch = 0.2;
+		// #end
 		var rPitch = rollSound.getEffect(Pitch);
 		rPitch.value = pitch;
 	}
@@ -869,6 +874,11 @@ class Marble extends GameObject {
 				this._contactTime += timeStep;
 			}
 
+			for (impulse in appliedImpulses) {
+				this.velocity = this.velocity.add(impulse);
+			}
+			appliedImpulses = [];
+
 			piTime += timeStep;
 			if (this.controllable) {
 				for (interior in pathedInteriors) {
@@ -1014,6 +1024,10 @@ class Marble extends GameObject {
 		}
 	}
 
+	public function applyImpulse(impulse:Vector) {
+		this.appliedImpulses.push(impulse);
+	}
+
 	public function enableSuperBounce(time:Float) {
 		this.superBounceEnableTime = time;
 	}
diff --git a/src/Util.hx b/src/Util.hx
index 89a552e5..22bd4637 100644
--- a/src/Util.hx
+++ b/src/Util.hx
@@ -136,12 +136,28 @@ class Util {
 			}
 			if (c == strLiteralToken)
 				inString = true;
-			else if (StringTools.startsWith(str.substr(i), searchString))
+			#if hl
+			else if (Util.startsWithFromIndex(str, searchString, i))
 				return i;
+			#end
+			#if js
+			else if ((cast str).startsWith(searchString, i))
+				return i;
+			#end
 		}
 		return -1;
 	}
 
+	public static function startsWithFromIndex(str:String, searchString:String, index:Int) {
+		if (index + searchString.length > str.length)
+			return false;
+		for (i in 0...searchString.length) {
+			if (searchString.charAt(i) != str.charAt(index + i))
+				return false;
+		}
+		return true;
+	}
+
 	public static function indexIsInStringLiteral(str:String, index:Int, strLiteralToken = '"') {
 		var inString = false;
 		for (i in 0...str.length) {
diff --git a/src/shapes/LandMine.hx b/src/shapes/LandMine.hx
index ced7e60f..133f965f 100644
--- a/src/shapes/LandMine.hx
+++ b/src/shapes/LandMine.hx
@@ -125,6 +125,20 @@ class LandMine extends DtsObject {
 			this.level.particleManager.createEmitter(landMineParticle, landMineParticleData, this.getAbsPos().getPosition());
 			this.level.particleManager.createEmitter(landMineSmokeParticle, landMineSmokeParticleData, this.getAbsPos().getPosition());
 			this.level.particleManager.createEmitter(landMineSparksParticle, landMineSparkParticleData, this.getAbsPos().getPosition());
+
+			var marble = this.level.marble;
+			var minePos = this.getAbsPos().getPosition();
+			var off = marble.getAbsPos().getPosition().sub(minePos);
+
+			var strength = computeExplosionStrength(off.length());
+
+			var impulse = off.normalized().multiply(strength);
+			marble.applyImpulse(impulse);
+
+			// for (collider in this.colliders) {
+			// 	var hull:CollisionHull = cast collider;
+			// 	hull.force = strength;
+			// }
 		}
 		// Normally, we would add a light here, but that's too expensive for THREE, apparently.
 
@@ -153,19 +167,6 @@ class LandMine extends DtsObject {
 			this.setHide(true);
 		}
 
-		if (this.isCollideable) {
-			var marble = this.level.marble;
-			var minePos = this.getAbsPos().getPosition();
-			var off = marble.getAbsPos().getPosition().sub(minePos);
-
-			var strength = computeExplosionStrength(off.length());
-
-			for (collider in this.colliders) {
-				var hull:CollisionHull = cast collider;
-				hull.force = strength;
-			}
-		}
-
 		var opacity = Util.clamp((timeState.timeSinceLoad - (this.disappearTime + 5)), 0, 1);
 		this.setOpacity(opacity);
 	}