I cant stop playing this game!! :D
also the boss fight is really challenging so i need help from youtube,walktroughs,cheat books, etc making this game is the best psp game.
the graphics is the best for psp standards the music is awsome especially the opening theme.
the online mode is awsome working together i missions chatting in game that is really AWESOME!!
this game have some sonic the hedgehog cameos ( sonic knuckles ) and you can decorate your own room and create your own character with cool outfit species etc and the story is the best making this game is awsome!!