Just got a PSP. What are some good games for it?

The most referred:

Metal Gear Solid: Portable Ops, Ratchet and Clank: Size Matters, Daxter, Tekken 5: Dark Resurrection, Killzone: Liberation, Syphon Filter: Dark Mirror, Socom: Fireteam Bravo 1 & 2, Wipeout Pure, Lumines II, GTA: Vice City Stories, GTA: Liberty City Stories.

Games that you'll have to look into yourself to see if you like:

Tales of Eternia, Legend of Heroes franchise, Valhalla Knights, Monster Hunter Freedom and more. I just can't remember them all off the top of my head.

The most referred:

Metal Gear Solid: Portable Ops, Ratchet and Clank: Size Matters, Daxter, Tekken 5: Dark Resurrection, Killzone: Liberation, Syphon Filter: Dark Mirror, Socom: Fireteam Bravo 1 & 2, Wipeout Pure, Lumines II, GTA: Vice City Stories, GTA: Liberty City Stories.

Games that you'll have to look into yourself to see if you like:

Tales of Eternia, Legend of Heroes franchise, Valhalla Knights, Monster Hunter Freedom and more. I just can't remember them all off the top of my head.

RurouniSaiyajin

forgot locoroco

but worms: open warfares also a good game