complete hulk's mission.
complete hulk's mission 3 times.
collect 100 microsharps in the finale mission.
complete wolverine's mission 2 times.
8
i think 21
Play wolverines adventure mode with captain America then you get test chamber
Keane
yes the code is 246246
In the Marvel Super Hero Squad video game, Dr. Doom can be unlocked by completing certain missions or challenges within the game. Players may need to progress through the story mode or complete specific objectives to unlock him as a playable character. You may also need to collect a certain number of in-game currency or tokens to unlock Dr. Doom.
Complete Thor 's mission once with ms.marvel then again with invisible women
Go to the shop and make sure,you have money and choose a hero if you can buy it
It´s Level 11