diff --git a/src/InstanceManager.hx b/src/InstanceManager.hx
index 9ea6bb02..dda49732 100644
--- a/src/InstanceManager.hx
+++ b/src/InstanceManager.hx
@@ -72,6 +72,7 @@ class InstanceManager {
 							dtsShader.currentOpacity = instance.gameObject.currentOpacity;
 						}
 						var transform = instance.emptyObj.getAbsPos();
+						minfo.meshbatch.shadersChanged = true;
 						minfo.meshbatch.material.mainPass.setPassName(minfo.mesh.material.mainPass.name);
 						minfo.meshbatch.material.mainPass.enableLights = minfo.mesh.material.mainPass.enableLights;
 						minfo.meshbatch.setTransform(transform);
@@ -79,7 +80,7 @@ class InstanceManager {
 					}
 				}
 				if (minfo.transparencymeshbatch != null) {
-					var transparentinstances = visibleinstances.filter(x -> x.gameObject.currentOpacity != 1);
+					var transparentinstances = visibleinstances.filter(x -> x.gameObject.currentOpacity != 1 && x.gameObject.currentOpacity != 0); // Filter out all zero opacity things too
 					minfo.transparencymeshbatch.begin(transparentinstances.length);
 					for (instance in transparentinstances) { // Non opaque shit
 						var dtsShader = minfo.transparencymeshbatch.material.mainPass.getShader(DtsTexture);
diff --git a/src/Marble.hx b/src/Marble.hx
index c9caed30..54a42d8f 100644
--- a/src/Marble.hx
+++ b/src/Marble.hx
@@ -323,10 +323,11 @@ class Marble extends GameObject {
 
 				if (Settings.optionsSettings.marbleShader == null
 					|| Settings.optionsSettings.marbleShader == "Default"
-					|| Settings.optionsSettings.marbleShader == "") {
+					|| Settings.optionsSettings.marbleShader == ""
+					|| !isUltra) { // Use this shit everywhere except ultra
 					mat.mainPass.addShader(new MarbleReflection(this.cubemapRenderer.cubemap));
 				} else {
-					// Generate tangents for next shaders
+					// Generate tangents for next shaders, only for Ultra
 					for (node in marbleDts.graphNodes) {
 						for (ch in node.children) {
 							var chmesh = cast(ch, Mesh);
diff --git a/src/MarbleWorld.hx b/src/MarbleWorld.hx
index 4d23ba21..810349d8 100644
--- a/src/MarbleWorld.hx
+++ b/src/MarbleWorld.hx
@@ -313,7 +313,7 @@ class MarbleWorld extends Scheduler {
 			worker.loadFile(file);
 		}
 
-		this.scene.camera.zFar = Std.parseFloat(this.skyElement.visibledistance);
+		this.scene.camera.zFar = Math.max(4000, Std.parseFloat(this.skyElement.visibledistance));
 
 		this.sky = new Sky();
 
@@ -362,8 +362,14 @@ class MarbleWorld extends Scheduler {
 			"shapes/pads/blue.jpg",
 			"shapes/pads/green.jpg",
 			"shapes/items/gem.dts", // Ew ew
-			"shapes/items/gemshine.png"
+			"shapes/items/gemshine.png",
 		];
+		if (this.game == "ultra") {
+			marblefiles.push("shapes/balls/pack1/marble20.normal.png");
+			marblefiles.push("shapes/balls/pack1/marble18.normal.png");
+			marblefiles.push("shapes/balls/pack1/marble01.normal.png");
+			marblefiles.push("sound/blast.wav");
+		}
 		// Hacky
 		marblefiles.push(StringTools.replace(Settings.optionsSettings.marbleModel, "data/", ""));
 		if (Settings.optionsSettings.marbleCategoryIndex == 0)
diff --git a/src/Sky.hx b/src/Sky.hx
index 953ea7b8..b072a73f 100644
--- a/src/Sky.hx
+++ b/src/Sky.hx
@@ -46,13 +46,15 @@ class Sky extends Object {
 			// pbrprops.occlusionValue = 0;
 			// pbrprops.metalnessValue = 1;
 
-			// skyMesh.scale(3500);
+			skyMesh.scale(3500);
 			// var env = new Environment(texture);
 			// env.compute();
 			// var renderer = cast(level.scene.renderer, h3d.scene.pbr.Renderer);
 			var shad = new Skybox(texture);
+			skyMesh.material.mainPass.removeShader(skyMesh.material.textureShader);
 			skyMesh.material.mainPass.addShader(shad);
 			skyMesh.material.mainPass.depthWrite = false;
+			skyMesh.material.mainPass.depth(false, h3d.mat.Data.Compare.LessEqual);
 			cubemap = texture;
 			onFinish();
 		});
diff --git a/src/shaders/Skybox.hx b/src/shaders/Skybox.hx
index 09c2f8ec..4a373482 100644
--- a/src/shaders/Skybox.hx
+++ b/src/shaders/Skybox.hx
@@ -3,21 +3,38 @@ package shaders;
 class Skybox extends hxsl.Shader {
 	static var SRC = {
 		var pixelColor:Vec4;
-		var transformedNormal:Vec3;
 		var transformedPosition:Vec3;
+		var projectedPosition:Vec4;
 		@param var texture:SamplerCube;
 		@global var camera:{
 			var position:Vec3;
 			var viewProj:Mat4;
 			var view:Mat4;
 			var proj:Mat4;
+			var projFlip:Float;
+		};
+		@input var input:{
+			var position:Vec3;
+		};
+		@global var global:{
+			@perObject var modelView:Mat4;
+		};
+		var output:{
+			var position:Vec4;
+			var color:Vec4;
+			var depth:Float;
 		};
 		var projNorm:Vec3;
+		function __init__() {
+			transformedPosition = input.position * global.modelView.mat3x4();
+			projectedPosition = vec4(transformedPosition, 1) * camera.viewProj;
+		}
 		function vertex() {
 			projNorm = transformedPosition - camera.position;
+			output.position = projectedPosition * vec4(1, camera.projFlip, 1, 1);
 		}
 		function fragment() {
-			pixelColor.rgba = texture.get(normalize(projNorm)).rgba;
+			output.color = texture.get(normalize(projNorm)).rgba;
 		}
 	}
 
diff --git a/src/triggers/Trigger.hx b/src/triggers/Trigger.hx
index ca006718..db91b7ea 100644
--- a/src/triggers/Trigger.hx
+++ b/src/triggers/Trigger.hx
@@ -47,7 +47,7 @@ class Trigger extends GameObject {
 		var mat = new Matrix();
 		var quat = MisParser.parseRotation(element.rotation);
 		quat.x = -quat.x;
-		// quat.w = -quat.w;
+		quat.w = -quat.w;
 		quat.toMatrix(mat);
 		var scale = MisParser.parseVector3(element.scale);
 		mat.scale(scale.x, scale.y, scale.z);