Zool: Ninja of the Nth Dimension is a platform video game developed and published by Gremlin Graphics. It was marketed as a rival to Sega's Sonic the Hedgehog. Originally released for the Amiga home computer in October 1992, the game was subsequently ported to Sega Genesis, Super Nintendo Entertainment System, Master System, Game Boy and Game Gear, as well as other home computers. A sequel, Zool 2, was released in 1993. A remastered version of the original game, titled Zool Redimensioned, was developed by Sumo Digital Academy and published by Secret Mode for Windows, PlayStation 4 and Xbox One in August 2021.