Released in August 1988.
This game is known in Japan as "
Juuohki".
Altered Beast was moderately successful, the player's ability to transform into different creatures being a big draw.
Alex and Stella from "Alex Kidd" are declared dead in the first stage of this game (Alex and Stella stones).
The small tail swinging gryphon that appears often in this game makes a comeback in "
Golden Axe".
Pony Canyon / Scitron released a limited-edition soundtrack album for this game (G.S.M. SEGA 1 - D28B0002) on 07/07/1988
An Altered Beast unit appears in 1998 movie 'The Replacement Killers'.
The American release of the Sega Genesis (Mega Drive) in 1989 all came bundled with a port of this game, making it the first American Genesis game.
A FRASER holds the world record on this game, with a score of 599,800 beating the previous 7-year old score by 100 points, a score that was thought to be the limit achievable on the hardest difficulty setting ! His 02 Feb 2010 MARP INP replay file also contains links to the complete video replay,which also demonstrates how to get more control over your character,instead of the slow-paced method which is commonly used.