after the genocide run you see a girl in a black dark room that looks like the void. She turns around and sees you BD: hello~! I’m BD! The voice you been hearing inside you head-wait! Don’t go! Don’t leave the game! IOkay my deal is that I will give you the power to go too other timelines and au’s too kill more monsters sans sanses~! If your dying in one of them say..BD control me! I’ll get ya outta there and kill them! Don’t worry! I’ll restart the timeline after~! What do ya say!