Toby Fox

Robert F. "Toby" Fox is an American video game developer and composer. He is best known for developing the role-playing video games Undertale and Deltarune. Fox's early work consisted of developing RPG Maker games and creating ROM hacks, including the EarthBound Halloween Hack. Fox then moved on to composing music, including for Andrew Hussie's 2009 webcomic Homestuck.