Carmageddon by Robert3DG+ gets my first place vote, I know Rob really busted his ass getting this done on time, and it shows that he put a little bit of soul into it. More than all the rest in my opinion. It's a blast to play and outsmarting the cops never loses it's edge.
Dungeon Shooter by Chato0oo0 gets my second place vote. I loved the feel of the 8bit dungeon graphics.
Everything was clean and consistent. Maybe for a final release you can add full 360 aiming using the mouse?
Loved this game Rob, and doing music for it was fun too. You put some really good work into this and was interesting seeing the progress on the way. After playing the other jam entries this is still among the very best