Toby 'Radiation' Fox is the pseudonym of the developer behind the massive indie hits Undertale and Deltarune. The 'Radiation' moniker originated from his early days in the EarthBound fan community and his involvement with the Homestuck soundtrack. In the meme world, he is frequently personified by his 'Annoying Dog' avatar, a white dog that consistently interrupts the game world. Memes featuring Toby Fox typically focus on his incredible musical talent, his penchant for subverting RPG tropes, and his ability to transition from making EarthBound ROM hacks to collaborating with industry giants like Nintendo. He is celebrated for his unique brand of humor and cryptic development updates that keep the internet guessing.