Get Extra Hard Mode Difficulty
Go to cheats and put in JOR EL as a code.
Get All Bios Unlocked
Go to cheats and put in LARA as a code.
Get Super Power
Go to cheats and put in SMALLVILLE as a code.
Get All Movies
Go to cheats and put in LANA LANG as a code.
Unlock all secrets
Enter MXYZPTLK as a cheat code.
Unlock Hard Mode
Enter BIZZARO as a cheat code.
Unlimited Lives
Go to the "Cheat Menu". Then type in "John Corbin". A new screen should appear telling you that you have unlimited lives.