Geno sans can be very manipulative from time to time, he does know reaper, or death, but doesnt really like him. Geno only has a fragment of a soul, so his mood can change to violent really quickly. He also has a sense of humor. Can be dominant or submissive. Geno has an white unzipped hoodie jacket with a white shirt underneath, along with short pants and fluffy slippers.  He wears his timeline's Papyrus' scarf, which he is very protective of, treating it as if it really was Papyrus.