Metal the Hedgehog is a hack of Sonic the Hedgehog where Sonic and Tails are replaced by Metal Sonic and Charmy Bee. Made by Kampfer.

Michael Jackson's Moonwalker is the name of several video games based on the 1988 Michael Jackson film, Moonwalker. U.S. Gold published various games for home computers, released in 1989, whilst Sega developed two similarly themed beat 'em up video games in 1990; one released for arcades and another released for the Sega Genesis and Sega Master System. Each of the games' stories loosely follow the story of the film, in which Michael Jackson must rescue kidnapped children from the evil Mr. Big, and incorporate synthesized versions of the musician's hits, such as Beat It and Smooth Criminal. The games, particularly the Genesis adaptation, have achieved cult status.

Mickey Mania: The Timeless Adventures of Mickey Mouse is a 1994 platformer video game developed by Traveller's Tales and published by Sony Imagesoft for Sega Mega Drive/Genesis, Mega CD, and Super NES. In the game, the player controls Mickey Mouse, who must navigate through various side-scrolling levels, each designed and based from classical Mickey Mouse cartoons from 1928 to 1990. The game was later released on PlayStation in Europe and Australia as Mickey's Wild Adventure and was later released in Europe and Australia on the PlayStation Store on July 10, 2012. The box stated that Mickey Mania was the first video game to feature animations by real Disney animators. This is also known as the first game that video game designer David Jaffe worked on.

Mickey's Ultimate Challenge is a puzzle game for the Super NES, Game Boy, Sega Mega Drive/Sega Genesis, Sega Master System, and Game Gear. The Master System version, released in 1998[2] was the last game ever released for that console. All other versions were released in 1994. It was rated for all ages, aimed toward younger children, and was designed for only one player. The design is simplistic as Mickey can only perform three things: walking, jumping, and going through doors. There are five major challenges, a segue, and a final challenge. It has met with mixed reviews from gaming magazines.

Might and Magic II: Gates to Another World (also known as Might and Magic Book Two: Gates to Another World) is a role-playing video game. It is the sequel to the game Might and Magic: The Secret of the Inner Sanctum.

Might and Magic III: Isles of Terra is the third game in the role-playing video game series Might and Magic. Released in 1991, it is the predecessor to Might and Magic IV: Clouds of Xeen and the sequel to Might and Magic II: Gates to Another World.

Mighty the Armadillo in Sonic the Hedgehog (aka Mighty in Sonic 1) is a hack of Sonic 1 by E-122-Psi, starring Mighty as the playable character instead of Sonic the Hedgehog. The game is modified to use Mighty's sprites in place of Sonic's, along with several modifications to the player's stats and abilities.