The game has an overarching storyline that requires playing through all of the characters to complete. The game contains twenty-two total playable characters: ten heroes and ten villains, one of each representing Final Fantasy through Final Fantasy X, and two secret characters: a heroine representing Final Fantasy XI, and a villain representing Final Fantasy XII. Initially, only the ten main heroes are playable in all gameplay modes; the ten main villains are playable in Arcade mode, but must still be unlocked for access in all other gameplay modes.