Just choose a game, any game, for each catagory. Or just choose games for some catagories. Anyway, here are the catagories:
Best First Person Shooter
Best Role Playing Game
Best Online Game
Best Real Time Strategy Game
Best Fighting Game
Best Racing Game
Best Flying Game
Best Puzzle Game
Best Simulation Game
Best Strategy Game
Best Survival Horror
Best Tactics Game
Best Game Boy Advanced Game
Best Gamecube Game
Best Xbox Game
Best Playstation 2 Game
Best Dreamcast Game
Best Playstation 1 Game
Best Nintendo 64 Game
Best Saturn Game
Best Gameboy/Gameboy Color Game
Best Super Nintendo Entertainment System Game
Best Genisis Game
Best Nintendo Entertainment System Game
EDIT: Best/Most Original Game
EDIT 2: Best Action/Adventure Game
EDIT 3: Best Platform Game
I didn't include "Best Overall Game" Because theres a different thread already made for that. So, have at it.