Best Cheats On The Net

Unlockable: Suits
To unlock the following suits for Iron Man to use, complete the requirement listed.

Classic - Complete the challenge “One Man Army vs. Mercs”
Classic Mark I - Complete the challenge “One Man Army vs. AIM”
Classic Mark II - Complete the challenge “One Man Army vs. Ten Rings”
Classic Mark III - Automatically unlocked
Extremis - Complete the challenge “One Man Army vs. Maggia”
Hulkbuster - Complete the challenge “One Man Army vs. AIM-X”
Ultimate - Complete Story Mode in its entirety

Unlockable: Characters
To unlock the characters listed below, complete the requirement listed.

Abomination - Defeat Abombination
Classic Hulk - Find any give comic covers
Gray Hulk - Smash 7,500 things
Ironclad - Defeat all of the U-Foes, tricking one of them to take down another one of them. Then, kill Abomination.
Maestro - Destroy a building in each neighborhood
The Professor - Successfully complete all fifteen Jump Challenges

Unlockable: Hulkbuster Iron Man
To unlock Hulkbuster Iron Man, have saved data on your PlayStation3 from the Iron Man videogame.