I'm giving credit to Im_Paul for this idea.
1. Best Series: Sonic the Hedgehog
2. Best RPG: Earthbound
3. Best Platform: Gamecube
4. Best Adventure: Ocarina of Time
5. Best Multiplayer: Sonic Adventure 2 Battle
6. Best Compilation: LoZ Collector's Edition
7. Best Mature: Grand Theft Auto: San Andreas (PS2)
8. Best Party: Mario Party 7
9. Best Street Racing: Juiced (Xbox)
10. Best Game Overall: Earthbound.