Free and open source and all that that implies (unconventional interface, spotty documentation, massive community of worshipers)...
Still, it's probably one of the most powerful free programs I've seen out there. One of these days I'll use it for game sprites...maybe...
Kajenx
Ohhhh, buuurn.
Your robot looks sweet! Makes me want to fire up Blender.
BiffTheTimid
Robots are the tits. You should make one asap. Never messed with Blender though. But I hear its free.