Altered Beast game is a ROM you can play online within your browser. This Sega Genesis ROM runs in our top-notch quality emulator at only. Play Altered Beast SEGA game online in English USA version on your desktop, tablet, and mobile. If you liked playing this emulator then you will also be interested in similar classic titles Pokemon Altered Emerald and Altered Beast: Guardian Of The Realms. This free game belongs to the Beat em up and Platform category of online retro games.