They make it easier to get past the games. For example: in LEGO atlantis shark chase without cheat codes it is difficult and with the cheat codes you are invincible.
chicken
beans,slow
put in hobo and the shark will be a hobo(will not work!!) cheat codes will let you beat the shark, you will find the cheat codes with a simple question.
-fast, dark, sharkproof, beans
1.slow 2.ink
If you want it just go to gamespot.com ok
chicken health force I do not know the fourth one
I know three. The anser is level5 fart and slow
Dark, Fast, Sharkproof and Beans are the 4 cheat codes.
Crab attack: chicken Tentacle tickle: ink
You can get the key in mission Atlantis by using the cheat codes.
Cheat codes for Lego Harry Potter can be found on Youtube.