Jonathan Smeby made his own platform movement and to show it he made a 1 level demo of an unknown game starring a rabbit.Comments from the Author: Until now, all of my platform games have been made using the standard TGF platform engine. I never made my own because I was too lazy, I guess. But now, as you'll see demonstrated in this un-named beat version game, I have made my own!. Click here to download the game and read its reviews