Legendary: A Marvel Deck Building Game is set in the Marvel Comics universe. In the game each player takes the roll of a S.H.I.E.L.D. agents recruiting heroes and fighting villains. A villain deck is created based on an over-arching mastermind and the scheme the mastermind is trying to complete. Players chose heroes to combine into a hero deck. These heroes will be available for recruitment and used can be used to fight the mastermind and his villains. The players win the game if they defeat the mastermind 4 times. The game ends with the players losing if the mastermind has either completed their scheme, the villain deck runs out or the players run out of heroes in the HQ deck.