Here is a list of the best games this gen had to offer.

Gamecube
5.Super smash bros. Melee
4.Paper mario: The thousand year door.
3.Zelda the wind waker
2.Metriod prime
1.Resident evil 4

Xbox
5.Half-life 2
4.Forza motorsport
3.Fable
2.Ninja Giaden
1.Halo 2

PS2
5.Socom 3: U.S. Navy seals
4.Grand theft auto: San Andreas
3.Shadow of the colossus
2.God of war
1.Resident evil 4