Ray the Flying Squirrel in Sonic the Hedgehog is a fan-made ROM of the game Sonic the Hedgehog for the Sega Mega Drive/Genesis, featuring the character Ray the Flying Squirrel in place of Sonic the Hedgehog, the game's usual protagonist. The creator of the hack is Fabricechaotix.Ray the Flying Squirrel has a air glide move similar to Knuckles but the air glide does no damage when touching enemies. The air glide also does not stop when touching walls. Unlike many Sonic 1 hacks there is no spin dash move.

Saturday Night Slam Masters, known in Japan as Muscle Bomber – The Body Explosion (Japanese: マッスルボマー ザ・ボディー・エクスプロージョン?), is a 1993 pro wrestling arcade game released for the CP System by Capcom. The game features character designs by manga artist Tetsuo Hara, famous for Fist of the North Star. The game was followed by an updated version titled Muscle Bomber Duo in 1993, and a sequel called Ring of Destruction: Slam Masters II in 1994.

sonic and tals in paynt is a parody hack of Sonic the Hedgehog 2 (and sequel to Sonic in Paynt) for the Sega Mega Drive/Genesis by sebmal (credited as "thehulk" in the hack.) In this sequel that is most likely wanted by nobody, you can expect even worse palettes, a soundtrack consisting entirely of the Hidden Palace Zone music, and poorly edited level layouts.This hack is similar to the tongue-in-cheek hack Sonic 1337 by Ultima.

Sonic in Paynt is a parody hack of Sonic the Hedgehog for the Sega Mega Drive/Genesis by sebmal (credited as "thehulk" in the hack as a semi-successful attempt at trolling Sonic Cult). In an attempt to make the worst hack possible, uncoordinated palettes and clashing music and were utilized.This hack is similar to the tongue-in-cheek hack Sonic 1337 by Ultima.There's also a sequel, Sonic and Tals in Paynt. It's even worse.

Traysia is a traditional role-playing video game that was released February 14, 1992, by Renovation Products for the Sega Genesis.

Wayne's World is an action video game based on the film Wayne's World and released in 1993 by THQ. Different versions of the game were released; the NES and Game Boy games were developed by Radical Entertainment and feature both protagonists Wayne and Garth as playable characters. The Super NES and Sega Mega Drive/Genesis games were developed by Gray Matter and feature only Wayne as a playable character.

XDR (エックス・ディー・アール?) (short for "X-Dazedly-Ray") is a 1990 Japanese shoot 'em up game released for the Sega Mega Drive. It is a sideways scrolling shoot 'em up containing six levels.