Super Mario Bros. Z: The Game is a fan game made in Unity based on the Super Mario Bros. Z animated series by Mark "Alvin Earthworm" Haynes. The game is a 1 on 1 fighting game starring the characters from the animated series, which borrows characters from the Mario and Sonic universes. The game is based on the original series, not the reboot, and is actually the second Super Mario Bros. Z game by the same creator.