so this is unknown literally his name is Unknown!? he is a science experiment or more like was he was turned into a slender and when he was 10 and he was tortured but one night when the scientists were done with electrocuting him with a collar that was supposed to shock him he snapped and killed everyone in the asylum no one made it out alive . his main killing weapon is a axe and his catchphrase is : you can't know the unknown ~) and he likes ticci toby bye the way