SEGA Genesis Online Games
Explore a curated collection of SEGA Genesis games that run directly in your browser. From nostalgic classics to hidden gems, everything is ready to play with a built-in emulator.
No installation or sign-up is needed. Games load quickly and work on modern desktop browsers, so you can jump back into your favorite SEGA Genesis experiences anytime.
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Speed through revamped levels, dodging enemies and hazards to reach the finish. -
Dash through levels, jump over obstacles, collect rings, and defeat Dr. Robotnik.
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Dash through levels as a speedy cat, jump on enemies, and collect rings.
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Guide Sonic through isometric levels, defeat robots, and rescue Flickies.
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Run, jump, and spin through classic zones to defeat Dr. Robotnik and collect emeralds.
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Race cars in championships while managing fuel and tires on challenging tracks.
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Race through colorful levels, jump, spin dash, and defeat enemies while collecting rings.
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Run and jump through flipped levels while dodging obstacles and defeating Dr. Robotnik.
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Guide Sonic to match colors and erase blocks on a grid.
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Race through colorful levels, defeat enemies, collect rings, and navigate obstacles.
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Run through zones, collect rings, defeat enemies, and face Dr. Robotnik.
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Race through vibrant levels, jump on enemies, and collect rings to defeat Dr. Robotnik.
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Run and jump through new levels, defeating machines and rescuing animals.
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Dash through levels, defeat enemies, and overcome obstacles to complete each stage.
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Swap orbs to match colors and clear the grid before time runs out.
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Race through colorful levels, collect rings, and defeat Robotnik's robots with friends.
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Guide Sonic through rooms, dodge a camera, and use spin dashes to stay hidden.
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Run through snowy levels, collect rings, and defeat Dr. Robotnik.
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Choose a Ranger, fight Putties, and summon your Zord to defeat bosses.
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Run, jump, and blast through levels while defeating enemies and avoiding obstacles.
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Fight enemies as a Power Ranger and engage in Zord battles against tough bosses.
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Run, spin, and collect rings while racing through colorful levels to defeat Dr. Robotnik.
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Race through flipped levels as Sonic, dodging enemies to stop Dr. Robotnik.
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Guide a speedy character through stages, defeat machines, and collect Chaos Emeralds.
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Race through levels, defeat robots, collect rings, and explore hidden paths.
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Guide Sonic through levels, collect red rings, and defeat Dr. Robotnik's robots.
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Run and jump through levels, dodging enemies and collecting rings in a vibrant world.
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Dash through levels, collect Chaos Emeralds, and defeat Robotnik's badniks with Sonic and Tails.
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Run and jump through colorful levels, collect rings, and defeat enemies in Easy Mode.
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Speed through stages as Metal Sonic, dodging obstacles and defeating enemies.
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Speed through reimagined levels, dodge robots, collect rings, and defeat Dr. Robotnik.
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Navigate levels, defeat enemies, and avoid hazards with your razor.
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Guide an armadillo through zones, run, jump on enemies, and collect Chaos Emeralds.
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Run through vibrant levels, collect rings, and defeat enemies with Sonic and Tails.
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Battle enemies and fly through Metropolis to save the city.
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Guide Chip through levels, battling enemies and collecting power-ups in a platforming adventure.
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Guide Sonic through levels, dodge hazards, and master platforming to escape the void.
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Guide Sonic through isometric levels, jump over enemies, and rescue Flickies.
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Guide a speedy character through colorful levels, defeat enemies, and collect rings.
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Guide Flicky through levels, jump over obstacles, collect Chao, and defeat enemies.
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Dash through colorful levels, defeat robots, and collect rings with Sonic and Tails.
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Speed through reimagined zones, dodging enemies and tackling challenges with Sonic and Tails.
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Run, jump, and spin through reimagined levels to defeat Dr. Robotnik.
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Swap colored blocks to match three or more and clear the screen.
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Guide a cat through levels, jumping and spinning to dodge enemies and collect rings.
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Dash through revamped zones, tackle platforming challenges, and collect Chaos Emeralds.
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Dash through levels, collect rings, dodge enemies, and defeat Dr. Robotnik.
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Guide a speedy character through colorful levels, collect rings, and defeat the villain.
![Sonic The Hedgehog (usa, Europe) [hack By Team Lost Land V4.0] (~sonic - The Lost Land)](https://classic.mariogames.be/sega/21443/sonic-the-hedgehog-usa-europe-hack-by-team-lost-land-v4-0-sonic-the-lost-land.png)
![[seganet] Sonic Eraser (japan)](https://classic.mariogames.be/sega/22210/seganet-sonic-eraser-japan.png)
![Sonic The Hedgehog 2 (world) (rev A) [hack By Ultima V0.21] (~tohaka)](https://classic.mariogames.be/sega/21433/sonic-the-hedgehog-2-world-rev-a-hack-by-ultima-v0-21-tohaka.png)
![Sonic Eraser (japan) (seganet) [en By D V1.0]](https://classic.mariogames.be/sega/21453/sonic-eraser-japan-seganet-en-by-d-v1-0.png)
![Sonic The Hedgehog (usa, Europe) [hack By Lost V1.0] (sonic Jam's Easy Mode)](https://classic.mariogames.be/sega/21446/sonic-the-hedgehog-usa-europe-hack-by-lost-v1-0-sonic-jam-s-easy-mode.png)
Sonic
Pac-man
Pokemon
Ninja Turtles
Star Wars
Angry Birds