Sonic the Hedgehog (Prototype)
GEN
Sonic the Hedgehog (Prototype)
Sega Genesis
The emulator loads when you click — nothing to download
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Controls Keyboard → Sega Genesis
Arrows / WASD D-Pad
Z X C Buttons A – C
Enter Start
F Fullscreen
USB and Bluetooth gamepads are detected and mapped automatically as soon as you connect them.
About Sonic the Hedgehog (Prototype)
Speed through Green Hill Zone in Sonic the Hedgehog, Sega's genre-defining 1991 platformer that introduced the world to its blue mascot. Grab rings, smash Dr. Robotnik's badniks, and use momentum-based physics to blast through loops and hills.
Console
Sega Genesis
