diff --git a/bla/muri.zip b/bla/muri.zip
deleted file mode 100644
index 8d6f0ba..0000000
Binary files a/bla/muri.zip and /dev/null differ
diff --git a/build.sh b/build.sh
index 18d860f..a433617 100755
--- a/build.sh
+++ b/build.sh
@@ -1,8 +1,8 @@
 #!/usr/bin/env bash
 
-rm -f muri-src.zip muri.zip
-uglifyjs --no-dead-code --output src/muri.min.js src/*.js
-(cd src && zip -q -9 ../muri.zip index.html muri.min.js assets/**/* vendor/*.min.js)
+rm -f muri-src.zip muri.zip src/muri.min.js
+uglifyjs --compress --mangle --no-dead-code --output src/muri.min.js src/*.js
+(cd src && zip -q -9 ../muri.zip index.html muri.min.js assets/* assets/**/* vendor/*.min.js)
 (cd src && zip -q -9 ../muri-src.zip *)
 
 filesize=`stat --printf="%s" muri.zip`
diff --git a/muri-src.zip b/muri-src.zip
deleted file mode 100644
index 66c84a9..0000000
Binary files a/muri-src.zip and /dev/null differ
diff --git a/muri.zip b/muri.zip
deleted file mode 100644
index 05fdda3..0000000
Binary files a/muri.zip and /dev/null differ
diff --git a/src/muri.min.js b/src/muri.min.js
deleted file mode 100644
index 220d17a..0000000
--- a/src/muri.min.js
+++ /dev/null
@@ -1 +0,0 @@
-"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;"use strict";var muri=function(){kontra.init("js13k-2017");kontra.assets.imagePath="assets/images";var muri={};var bg=function(room){return kontra.sprite({x:0,y:0,image:kontra.assets.images["room_"+room]})};muri.modules=[];muri.start=function(){kontra.assets.load("player.png","room_stasis_dark.png","room_stasis.png").then(function(){document.getElementById("loading").style.display="none";if(kontra.store.get("current-room")===null)kontra.store.set("current-room","stasis_dark");var rooms={stasis_dark:bg("stasis_dark"),stasis:bg("stasis")};kontra.gameLoop({update:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].update();for(m in muri.modules)m.update()},render:function(){var currentRoom=kontra.store.get("current-room");rooms[currentRoom].render();for(m in muri.modules)m.render()}}).start()})};return muri}();window.onload=muri.start;
\ No newline at end of file