Ben 10: Alien Force: The Game

Insert the passwords listed below at the in-game cheats menu
for the desired result:
All Combos      - Swampfire / Gwen / Kevin / Ben
Infinite Aliens - Ben / Swampfire / Gwen / Big Chill
Invincibility   - Kevin / Big Chill / Swampfire / Kevin
Level Lord      - Gwen / Kevin / Big Chill / Gwen

 