Complete the indicated task to unlock the corresponding character.

Character	How to unlock
A.I.M. Agent	Complete level 10 "That Sinking Feeling".
Abomination	Complete level 4 "Rock up at the Lock up".
Agent Coulson	Complete the "Tabloid Tidy UP" bonus level.
Aldrich Killian	Complete level 5 "Rebooted, Resuited".
Ant-Man	Collect the Ant-Man token in the Industrial District.
Archangel	Collect the Archangel token south of the X-Mansion (south of giant billboard).
Arnim Zola	Complete level 6 "Red Head Detention".
Beast	Complete level 8 "Juggernauts and Crosses".
Beetle	Collect the Beetle token at one block east of the Central Park lake.
Black Cat	Collect the Black Cat token the cat pet shop directly under Lady Liberty on the map; requires Spider-Man.
Black Widow	Complete level 3 "Exploratory Laboratory".
Blob	Collect the Blob token after completion of the "Put Up Your Dukes" bonus level.
Captain America	Complete level 2 "Times Square Off".
Captain America (Comics)	Complete "The Brick Apple" bonus level.
Captain Britain	Complete the "The Brick Apple" bonus level.
Colossus	Collect the Colossus token at the front right courtyard of the X-Mansion.
Cyclops	Complete level 8 "Juggernauts and Crosses".
Damage Control	Collect the Damage Control token by putting out fires on the S.H.I.E.L.D. Helicarrier deck with the water gun.
Deadpool	Collect all Deadpool Red Bricks.
Doc Ock	Complete level 2 "Times Square Off".
Doc Ock (Ultimate)	Complete the "Tabloid Tidy UP" bonus level.
Doombot	Complete level 9 "Doctor in the House".
Drax the Destroyer	Complete Story mode, then complete 3 missions received from Drax.
Electro	Complete the "A Shock Withdrawal" bonus level.
Frost Giant	Complete level 7 "Bifrosty Reception".
Galactus (Playable)	Complete level 15 "The Good, the Bad and the Hungry".
Gambit	Complete three of Gambit's missions".
Gamora	Complete Story mode, then complete the first missions received from Drax.
Green Goblin	Complete level 9 "Doctor in the House".
Groot	Complete Story mode, then complete three missions received from Groot.
H.E.R.B.I.E.	Complete level 2 "Times Square Off".
Hawkeye	Complete level 3 "Exploratory Laboratory".
Howard the Duck	Complete the "Nuff Said" bonus level.
Hulk	Complete level 1 "Sand Central Station".
Human Torch	Complete level 6 "Red Head Detention".
Iceman	Complete level 8 "Juggernauts and Crosses".
Invisible Woman	Complete level 9 "Doctor in the House".
Iron Fist	Complete the race mission with Blade, then win the fight with the ice enemies in the Blade mission.
Iron Man (Heroic Age)	Complete the "New York Event Deadpool" bonus mission.
Iron Man (Hulkbuster)	Land on "S" sign landing platform, then destroy all airvents around the "S" sign.
Iron Man MK I	Complete level 5 "Rebooted, Resuited".
Iron Man MK VI	Complete level 1 "Sand Central Station".
Iron Man MK VII	Complete the "House Party Protocol" bonus level.
Iron Man MK XLVII	Complete level 5 "Rebooted, Resuited".
Iron Man MK XVII	Complete the "House Party Protocol" bonus level.
Jean Grey	Complete level 8 "Juggernauts and Crosses".
Juggernaut	Complete level 8 "Juggernauts and Crosses".
Kraven the Hunter	Collect the Kraven token by shooting the five targets next to Godzilla-type icon at Central Park.
Loki	Complete level 15 "The Good, the Bad and the Hungry".
M.O.D.O.K.	Complete level 10 "That Sinking Feeling".
Magneto	Complete level 13 "Magnetic Personality".
Maria Hill	Complete Maria Hill's three missions on the Helicarrier.
Mister Fantastic	Complete level 2 "Times Square Off".
Mysterio	Complete the "Thrill of the Chess" bonus level.
Mystique	Complete level 12 "Rapturous Rise".
Nick Fury	Complete level 9 "Doctor in the House".
Nova	Complete the foot race mission with him to the east of the Godzilla-type icon at Central Park.
Professor Xavier	Complete Professor Xavier's three missions behind the X-Mansion.
Psylocke	Complete all Captain Britain's missions.
Pyro	Complete level 8 "Juggernauts and Crosses".
Red Skull	Complete level 6 "Red Head Detention".
Rhino	Complete level 12 "Rapturous Rise".
Rocket Raccoon	Complete three missions: Garbage truck northwest of Central Park, just east of the Feeling Fisky Bonus Mission, 3 or 4 blocks south of the east coast.
Ronan the Accuser	Collect the Ronan character token by finding hidden path behind the statue south of his icon.
Sandman	Complete level 1 "Sand Central Station".
Silver Surfer	Complete three Silver Surfer missions.
Spider-Man	Complete level 1 "Sand Central Station".
Spider-Woman	Collect the Spider-Woman token west of the park on the southern-most part of the island.
Squirrel Girl	Collect the Squirrel Girl token on the docks northwest of the "Put Up Your Dukes" bonus mission.
Stan Lee	Rescue all 50 Stan Lees.
Star-Lord	Complete three missions from Star-Lord.
Storm	Complete level 8 "Juggernauts and Crosses".
Symbiote Scientist	Complete level 3 "Exploratory Laboratory".
The Destroyer (Playable)	Complete level 7 "Bifrosty Reception".
The Mandarin	Complete level 5 "Rebooted, Resuited".
Thing	Complete level 9 "Doctor in the House".
Thor	Complete level 7 "Bifrosty Reception".
Tony Stark	Complete level 5 "Rebooted, Resuited".
Tony Stark (Underwear)	Complete level 4 "Rock up at the Lock up".
Union Jack	Complete "The Brick Apple" bonus level.
Venom	Complete level 3 "Exploratory Laboratory".
Wasp	Collect the Wasp token one block south of the Oscorp Building".
Wolverine	Complete level 4 "Rock Up At The Lock up".