If I dont sell my game I can continue using the models and sounds xD
That's not how copyright laws work at all, in no jurisdiction.
Anyhow, I'd like to chime in and just say that you guys have a noble idea here, but you need to get the management under control. One of you has to manage the whole thing on some scale, and preferable outside of a forum since that doesn't have the right format. Anyway, just my 2 cents. Carry on.