Biomotor Unitron is a role-playing video game (RPG) developed by Yumekobo for the Neo Geo Pocket Color. Released in Japan and North America in 1999 by publisher SNK, Biomotor Unitron was the first RPG for the SNK handheld console. A Nintendo Switch version was released on May 26, 2022. A sequel, Kikou Seiki Unitron, was released in Japan in 2000, but because of SNK's bankruptcy the title never saw a release in the United States.