The following skins are located in the corresponding levels. Note: Some costumes cannot be used until the game is completed.

SKIN - LEVEL
Banner Hulk - Alaska 3
Bi-Beast - United States 7
Classic Abomination - Brazil 8
Gray Hulk - Alaska 1
Green Scar - Alaska 9
Hiroim The Shamed - United States 4
Hulk 2099 - Alaska 7
Hulkbuster Iron Man - Brazil 7
Hulkbuster Iron Man Mark III - United States 2
Ironclad - Brazil 9
Korg - United States 3
Madman - United States 8
Maestro - Brazil 3
Mr. Fixit - Alaska 4
Rick Jones Hulk - Brazil 4
Savage Hulk - Alaska 2
The Professor - Alaska 6
Ultimate Hulk - Alaska 8
World War Hulk - Brazil 2
ZZZax - United States 9