I've been talking to certain developers to see if they're going to continue supporting the OUYA, and one of the guys that got back to me was Radiangames. Here's the list of games he's porting over.

Inferno 2:
 


Joy Joy:
 


Fluid SE:
 


Super Crossfighter:
 


Furthermore, he'll be adding better game-pad support for his games from the start from now on.