I think they're all gone.. Thanks for saying "thanks".. Tried Antisquad, Fly'n and Spate - guess the others are gone too, but don't want to get suspended for 1h.
Yeah, I once made a topic with PSP-mini gamecodes, and nobody replied. I wonder if they're taken or not. xD [I think they are, it's a long time ago since I posted them].
http://www.cheapassgamer.com/topic/301947-ninja-psn-minis-probably-eu/