Sonic Crackers is a legendary unreleased prototype platformer developed by Sega around 1994 for the Sega Genesis. Originally designed as an experimental tech demo, the game features Sonic and Tails physically tethered together by an elastic ring. The innovative rubber band physics introduced here forced players to rethink momentum and teamwork, paving the way for the mechanics later seen in the Sega 32X spin-off, Knuckles’ Chaotix.
How to Play
As an early beta, the game does not feature a complete campaign, but you can explore a mix of side-scrolling “Attraction” levels and top-down isometric “Field” stages. The core challenge is managing the tension of the band to climb surfaces, clear large gaps, and slingshot your partner forward. For the standard Sega Genesis controls in your browser, use the arrow keys to move and the Z, X, or C keys to jump. You can hold down a button to anchor one character in place, letting you stretch the band and launch the other character at high speeds.
Tips
- Since this is an unfinished prototype, collision detection can be glitchy; if you get stuck on the environment, try anchoring one character and slowly pulling the other free.
- Use the pause menu to explore debug features, where you can freely swap the color palettes or jump between the game’s different test levels.

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