1. Fallout: New Vegas
2. Borderlands 2
3. Elder Scrolls V: Skyrim
4. BioShock
5. Portal 2
6. Final Fantasy XIII
7. Batman: Arkham City
8. The Witcher 2: Assassins of Kings
9. Guitar Hero World Tour
10. Red Dead Redemption

This was a tough one:

1. 999
2. The World Ends With You
3. Castlevania: Order of Ecclesia
4. Elite Beat Agents
5. Metroid Prime Hunters
6. Grand Theft Auto: Chinatown Wars
7. Super Mario 64 DS
8. Resident Evil: Deadly Silence
9. Chrono Trigger
10. Kingdom Hearts 358/2 Days

Best of luck, dudes!