Red Hot Sonic 2 is a hack of Sonic the Hedgehog 2 (16-bit) by redhotsonic. It was his first hack.Started in early 2004, this hack featured two fan characters: Red Hot Sonic and Jet Pack Tails. Several versions were released (0.50, 0.60, 0.70, 0.80, and then finally 0.90). The hack started off bad (especially the palettes) but became more developed over time.

The Revenge of Shinobi, also known as Shinobi II: The Revenge and originally known in Japan as The Super Shinobi (ザ・スーパー忍 Za Sūpā Shinobi?), is a video game developed and published by Sega in 1989. It was the first Shinobi game developed for the Sega Genesis, and was later released on the coin-operated version of that console, the Mega-Tech.Alongside Shadow Dancer, the game is a sequel to Shinobi, and features a soundtrack by video game music composer Yuzo Koshiro. The game was included in the compilations: Mega Games 2, Mega Drive 6 Pak, Sega Classics Arcade Collection (for the Sega CD), and Sega Smash Pack (for the PC and Dreamcast). It was re-released for the Wii Virtual Console in 2009 and on both the PlayStation 3 via PlayStation Network and Xbox 360 via Xbox Live Arcade download services in 2012.

Rick Dangerous is a series of two platform games released by Core Design (who would later make Tomb Raider) in the 1980s.