Misteltein is one of the playable character in Closers Online. Misteltein is a ranged, support-based character who uses a long-reaching lance to pierce his foes. He also uses dimensional summoning to summon weapons that do his bidding.
Misteltein is the youngest ever Closer agent admitted into UNION. Since birth, Misteltein has had extremely potent psychic powers. Due to this, the UNION has had an eye on him for a long time. He was transferred from Berlin's UNION branch to New Seoul's UNION branch to join the Black Lambs.
Misteltein is often confused for a female by the fans due to his young age, his effeminate features and his irregular fashion choice. Misteltein's hair is a silver-colored gust cut, and his eyes are sea green. He wears a hooded baggy jacket with fur lining on the hood, with a yellow ribbon strapped loosely onto his left sleeve. Misteltein has the Black Lambs logo attached onto his jacket's right sleeve with a pin. Under the jacket, Misteltein wears what appears to be a loose, flowy tank top, along with a pair of olive-colored shorts. On his neck, he wears a brown collar. For footwear, Misteltein wears white socks with sneakers.