I finally got cheats for Star Wars battlefront 2 for PS2!the invincibility cheat is UP,UP,UP,Left,Down,Down,Down,Left,UP,UP,UP,left,right.the infinite ammo cheat is UP,Down,Left,Down,Down,Left,Down,Down,Left,Down,Down,Down,Left,Right.(you have to pause first)(dont mind the upper and lower case letters)(the space with the R and the ight is actually the word right)