Jak II Cheats

play as Daxter
in hero mode once you have invinsiblity, go to mars tomb for the first time and go to the place where daxter gets chased by a giant ball, run towards the ball and you will go through it. Then you will be able to walk around and jump without getting hit or restarting, you can go anywhere exceopt for the part where you have to play jack, if you go up the stairs and go into the hallway where the spiders are, the music will eventually stop and start the regular music. If you go around the stairs, the ball will start over again but you wont.