Altered Beast
SMS
Altered Beast
Sega Master System
The emulator loads when you click — nothing to download
AD
Controls Keyboard → Sega Master System
Arrows / WASD D-Pad
Z Button 1
X Button 2
Enter Start / Pause
F Fullscreen
USB and Bluetooth gamepads are detected and mapped automatically as soon as you connect them.
About Altered Beast
Rise from the grave and transform into powerful beasts in Altered Beast, a 1988 Master System port of Sega's arcade brawler. Punch zombies, collect glowing orbs and morph into a werewolf, dragon or bear to rescue Athena.
Console
Sega Master System
