Bioshock 2, Call of Duty: Modern Warfare 2(360), Red Dead Redemption(PS3 & 360), Split/Second(PS3 & 360), and UFC Undisputed 2010(PS3 & 360) are a few of the games listed by CoffeewithGames that are currently 25% off or more.
Due to price increases on Call of Duty: Modern Warfare 2 has been removed from the list, and it is being updated now with any new games that need to be added.
Red Dead Redemption is now taken off the list again. Amazon keeps changing the price back and forth today. I'll leave it off until I notice the price changed for more than 2 hours.
God of War III has been added now, as it's on sale again; as well as Assassins Creed II for the PS3.
7-14-10: Uncharted 2 has been added and Call of Duty Modern Warfare 2(Xbox 360), as well as Tom Clancy's Splinter Cell Conviction.