Marvel Super Hero Squad
Unlock Black suit Spider-man and U.S. Agent:
From the main menu, select settings, then you select cheats. Then select Enter.
Scroll through each of the characters to enter the code.
Spiderman, Captain America, Abomination, Mystique, Spiderman – Unlocks Black Suit Spider-Man
Abomination, Iron Man, Dr. Doom, Abomination, Magneto – Unlocks U.S. Agent
Apocalypse Mode:
Goto settings, then cheats, then enter. (Remember to activate it in the “activate” menu)
Wolverine, Wolverine, Dr Doom, Abomination, Wolverine – Everyone has One Hit Kills