This week's PlayStation Store update adds Shank and Press Your Luck for $14.99 and $9.99, respectively. Standard PlayStation Network users now have access to the previously Plus-exclusive PixelJunk Racers 2nd Lap for $6.99 along with MotorStorm 3D Rift for $9.99.
The store also adds a new MAG Beta program for owners of the retail title (the disc is required to register) and a demo for Naruto: Ultimate Ninja Storm 2.
Sony also revealed that U.S. PlayStation Plus subscribers can purchase its system protection plan at a discounted rate. For the full listing of PlayStation Store offerings, check out the PlayStation Blog.