I've had my Xbox 360 since June of 2006 & have these games (11 games total, 1 was bundled, 1 bargain price)
Amped 3 (was bundled with my system for free along with a free controlle)
Battlefield 2: Modern Combat (at bargain price for $30)
Call of Duty 3
Call of Duty 4
Gears of War
Halo 3 Legendary
Mass Effect
NHL 2K7
The Orange Box
Perfect Dark Zero
Tom Clancy's Rainbow Six Vegas
I've also had a 20gig PS3 since launch with 1 game (NBA 2K7) that was bundled for free with the system. i haven't bought or rented a single game for it.
That Was Left-Handed
Xbox Live: Spire VII
Playstation 3 Network: Spire_VII