33bits

Top 5:
5. Rift, Trion Worlds
4. Atom Zombie Smasher, Blendo Games
3. The Binding of Isaac, Edmund McMillen and Florian Himsl
2. Minecraft Version 1.0, Mojang
1. The Witcher 2: Assassins of Kings, CD Projekt RED

Otros:
Anno 2070, Related Designs
Frozen Synapse, Mode 7 Games
Terraria, Re-Logic
Trackmania 2 Canyon, Nadeo
Trine 2, Frozenbyte