SEGA announced a line-up of nine playable games, including one unannounced game, for this year's Penny Arcade Expo in Seattle. Alongside the company's upcoming blockbuster franchise titles Sonic & All-Stars Racing Transformed and Aliens: Colonial Marines, SEGA is also showing off several digital titles, including Double Fine's The Cave and Hell Yeah! Wrath of the Dead Rabbit by indie developer Arkedo Studios. Phantasy Star Online 2, the popular multiplayer online role playing game which launched to more than 730,000 players in less than one month in Japan, will be making its Western debut at the show, and fans of the iconic blue hedgehog will also get to play the recently-announced HD version of Sonic Adventure 2.

SEGA's full PAX line-up is below:

*         Aliens: Colonial Marines

*         The Cave

*         Hell Yeah!- Wrath of the Dead Rabbit

*         Jet Set Radio

*         NiGHTS into dreams…

*         Phantasy Star Online 2

*         Sonic Adventure 2

*         Sonic & All-Stars Racing Transformed

*         Unannounced digital title
SEGA's games will be showcased in booths 242 and 252 at the Penny Arcade Expo in Seattle, Washington, from August 31 through September 2, 2012.