Metal Gear Solid: Portable OPS
Silent Hill: 0rigins
Medal of Honour Games
Final Fantasy Tactics: War of the Lions
Ratchet and Clank: Size Matters
Syphon Filter: Dark Mirror
Syphon Filter: Logan's Shadow
Don't touch any of the Dynasty Warriors games on the 'P. Their performance sucks. Also try looking into imports. I think Sammy-Arc Systems released a Guilty Gear game there. Might be GGX Isuka. Oh and maybe Power Stone.