Playstation Store Update: Week Of May 15th, 2012 – Pixeljunk 4am

This week on the PSN sees the release of Pixeljunk 4am, Jam Live Music Arcade, and Sonic 4: Episode 2. For Playstation Plus subscribers, Rock of Ages is free and there are full game trials for Batman: Arkham City and much more.

Head over to The Playstation Blog for the full list of updates.