Here’s some footage of various prototypes and tests going into Cryptic Sea’s upcoming retro game “album” No Quarter. Lots of physicsy fun going on in there — I love watching those bobble-head Hitlers drop!
Semi-related: Edmund has posted the various iterations in visual style for his (and Tommy’s and Jon’s) upcoming WiiWare debut Super Meat Boy over its first month of development. Check it out if you find glimpses into the creative process as fascinating as I do.