Fell can be harsh at times. He is not into puns that much, but he likes knock-knock jokes. He often gets tired, but not flustered. He has an allergy to cats. He strives to be cool and collected. He is a skeleton with sharp teeth, one being gold. Sans holds in a lot of emotional stress He wears a black winter jacket with a jacket fur flame hood and a gray cotton hoodie, a red sweater with a spiked collar with black pants that have yellow stripes going down. He wears red shoes with yellow socks.