Gregoriah looks like a humanoid creature with primarily black skin. He has one sharp, upright horn on the right side of his head, with a cyan band and an orange band wrapping around it. This same pattern is found on his wrists, above his hands which resemble paws. He can be depicted with some tufts of black hair on the right side of his head. On the underside of his hands, he has paw pads. Gregoriah’s favorite food is skittles. Gregoriah owns the play-palace.