Here's the latest tally, please be sure to check out my Mothership Zeta review posted today!

Battlefield 1943 - PS3/Xbox 360
Bit.Trip.Core - Wii
Burnout Paradise: Big Surf Isle - PS3/Xbox 360/PC
Fallout 3: Mothership Zeta DLC - PC/Xbox 360
Final Fantasy IV: The After Years - Wii
Garou Mark of the Wolves - PS3/Xbox 360
The Secret of Monkey Island: Special Edition - PC/Xbox 360
Worms 2: Armaggedon - Xbox 360
Virtua On: Oratorio TangramTangram Version 5.66 - Xbox 360

And here're a few more just added in 08/05:

Plants vs. Zombies - PC
Tales of Monkey Island Episode One: The Launch of the Screaming Narwhal - PC/Wii