Medium Hard ( requires a consistent strategy to play well): Ant-Man, Arctic Iron Man, Armored Spider-Man, Avengers Hulk, Avengers Black Widow, Beast, Black-Suit Spider-Man, Black Panther, Colossus, Cyclops, Dr. Marvel, Nova, Red Hulk, Red She-Hulk, Sentry, She-Hulk, Stealth Iron Man, Spider-Girl, Spider-Man 2099, Ultimate Spider-Man, Ultimate Thor, Valkyrie Medium ( has an optimal strategy, but can work without it): Avengers Hawkeye, Avengers Iron Man, Avengers Nick Fury, Avengers Thor, Black Cat, Blade, Captain Marvel, Classic Wolverine, Dark Surfer, Emma Frost, Falcon, Firestar, Future Foundation Spider-Man, Ghost Rider, Human Torch, Iceman, Iron Man, Iron Patriot, Jean Grey, Ms. Fantastic, Monkey King, Pure Elektra, Reptil, Rogue, Shadowcat Medium Easy ( easy to play appropriately): Avengers Captain America, Black Widow, Bucky Cap, Classic Thor, Elektra, Gambit, Gladiator Hulk, Luke Cage, MK1 Iron Man, Mr. Difficulty List Easy ( even when not played perfectly, you're good) : American Dream, Angel, Captain America, Captain America (SS), Classic Daredevil, Daredevil, Giant Man, Hulk, Punisher, Thing, Tuxedo Thing, Wasp, Wolverine