After a battle between Sonic and Dr. Eggman, Sonic is transported to a distant universe, but it's not just any distant universe. Taking place after the events of Dragon Ball Super, Sonic is transported to Earth in universe seven in which he meets Goku after Goku's return from the tournament of power. After the revival of the twelve universes, Eggman devises a risky plan to recreate the destruction by combining each universe together to create the Ultimate Eggmanland. Can Sonic, Shadow, Goku, Vegeta, and others fight for survival and for the sake of their universes, or will Eggman succeed by conquering the twelve universes with the help of a secret villain who he believes will help him achieve his ultimate goal once and for all?