Well it's not the cleanest code ever, but it runs and it runs fast (60 fps with Chrome even on my 10 yo laptop) ... So I'm proud to introduce you to my first full playable demo PG : http://www.babylonjs-playground.com/#1UYHW4 The code is commented if you want to hack it or tweak it. FIRE = SHIFT or Left mouse button The rules are quite complex but I'm sure you'll understand them : Destroy the baddies (unless YOU are the baddy, I don't know) and keep in life ! If the badd