The game features an array of classic Marvel heroes and villains, including Spider-Man, Captain America, Wolverine, Iron Man, Thor, Black Widow, Storm and Magneto, along with lesser-known characters like Moonstone.[1][2][3] In commemoration of the game's first anniversary, Thor: Goddess of Thunder, the female version of Thor, was added on October 17, 2014, making Marvel Puzzle Quest the first video game to feature the character.