Toby Fox is an American video game developer and composer, best known for creating the popular indie game Undertale. Released in 2015, Undertale gained acclaim for its unique gameplay mechanics, engaging story, and memorable characters. Fox's work on the game earned him several awards and a dedicated fanbase. In addition to Undertale, Toby Fox composed music for the game Deltarune, which is considered a spiritual successor to his earlier work. Fox's distinctive style combines elements of retro video game music with emotional melodies, contributing to the overall atmosphere of his games.