What Does Sony Have Up Their Sleeves For E3?

With Sony’s E3 conference only a few days away, the platform holder has been spewing game announcements left right and center. So why aren’t they keeping everything for E3?

First off, let’s take a look at what has been revealed so far:

March 22nd – LittleBigPlanet Karting revealed for PS3

April 19th…

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