Developed and published by Sega and released in 1988, Altered Beast is a side scrolling beat 'em up arcade game set in Ancient Greece. The player is a centurian who died in combat but is resurrected by Zeus to save his daughter, Athena, from the demon Neff. The centurion is given the ability to change into various beasts, such as a werewolf, dragon, tiger and bear. The game was ported to various platforms, including the Sega Master System, the Famicom, the Commodore 64 and Amiga. Emulated versions are also available for the Wii Virtual Console, Xbox Live Arcade and PlayStation Network.