Williams Arcade's Greatest Hits is a video game anthology for the Super NES, PlayStation, Sega Genesis, and Sega Saturn consoles.

Gynoug (ジノーグ Jinōgu?), released as Wings of Wor in North America, is a shoot 'em up video game for the Sega Mega Drive, developed by Masaya and published by NCS Corporation in 1991. The game sprites were designed by the sprite designer of legendary shooting title Cho Aniki, a game best known for its homoerotic overtones, wacky humor and vivid, surreal imagery.

Wolverine: Adamantium Rage is a 16-bit platform-action video game released for both the Super NES and the Sega Genesis/Mega Drive in 1994. The Sega Genesis/Mega Drive version was published by Acclaim and developed by Teeny Weeny Games, while the Super Nintendo version had LJN as the publisher, and Bits Studios as the development studio. Both versions of the title were developed separately and differed from one another in some key areas, but their opening storyline and gameplay remain similar. It's one of the first video games to feature a recharging health system.[1] Though Wolverine has been able to recharge his health in previous X-Men games.

Wonder Boy III: Monster Lair (ワンダーボーイIII モンスター・レアー Wandā Bōi Surī: Monsutā Reā?, lit. "Wonder Boy III Monster Lair") is a side-scrolling action game developed by Westone Bit Entertainment that was originally released for the arcades by Sega in 1988. It is the third game in the Wonder Boy series and the last one released for the arcade. A console adaption was made by Hudson Soft, released in 1989 in Japan for the PC Engine CD and the subsequent North American release on the TurboGrafx-CD dropped the 'Wonder Boy III' title. It was also converted and released by Sega for the Mega Drive in Japan in 1990 and Europe in 1991.

Wonder Boy in Monster World, known in Japan as Wonder Boy V: Monster World III, is a side-scrolling action RPG originally developed by Westone Bit Entertainment and published by Sega for the Mega Drive/Genesis in 1991. It is the fifth game in the Wonder Boy series and the third game in the Monster World sub-series, following Wonder Boy in Monster Land (Super Wonder Boy: Monster World on the Japanese Sega Mark III) and Wonder Boy III: The Dragon's Trap (Monster World II: Dragon no Wana on the Japanese Game Gear). It was also the last Wonder Boy game that was given an official English release, until the Wii Virtual Console release of Monster World IV in 2012.

World Championship Soccer (ワールドカップサッカー), known in Europe as World Cup Italia '90, was one of the first games released for the Sega Genesis system in North America in September 1989. It is a soccer game based on the 1990 FIFA World Cup tournament in Italy, featuring 24 different playable countries. It's the first World Cup official licensed franchise game based on FIFA World Cup featuring official logo and the mascot. The game was released in 1989. It was ported by Elite Systems for DOS, Amiga, Atari ST, Commodore 64 and ZX Spectrum. The game was later renamed to Sega Soccer on the Mega 6 compilation cartridge on the Mega Drive removing the Virgin Mastertronic credits

World Heroes (ワールドヒーローズ, Wārudo Hīrōzu?) is a series of fighting games created by ADK originally created for the Neo Geo MVS arcade cabinets with the assistance of SNK, though some of the games in the series were also ported to the Neo Geo AES and Neo-Geo CD platforms, as well as some non-SNK platforms such as the Super NES and the Sega Saturn. A fifth title World Heroes Pocket was announced for release on the Neo Geo Pocket, but was canceled. The general premise is that a scientist, Dr. Brown, having perfected a time machine, organized a tournament for various fighters throughout all of history to combat each other. True to this plot, many of the fighters are based on actual historical figures, while some are fictional ones.

World of Illusion Starring Mickey Mouse and Donald Duck, known in Japan as I Love Mickey & Donald - The Mysterious Magic Box (World of Illusion - アイラブ ミッキー＆ドナルド - ふしぎなマジックボックス World of Illusion - Ai Rabu Mikki ando Donarudo - Fushigi na Majikku Bokkusu?) is a Sega Mega Drive/Genesis platform game that was produced by Sega of Japan and released in 1992. It is part of Sega's Illusion series of Mickey Mouse games.