to perform his dental work on unwilling patients such as Skeletor, even going so far as to ensnare Beast Man in dental floss and stick a dental drill into Grizzlor's eye. His real name is revealed to be Moe Larrstein in the Season 5 episode "Terms of Endaredevil". Composite Santa Claus (voiced by Christian Slater) – A genocidal monster who is half Santa Claus, half snowman, and is based on Composite Superman. In the Season 4 episode "In a DVD Factory", his backstory is revealed: he has been created by a diabolical scientist from the combined DNA of Santa and Frosty the Snowman. After he awakens, he shoots the scientist and his two assistants with an automatic rifle, killing the latter two, and goes on a rampage, waging war on all non-Gentile religions. Little Drummer Boy (voiced by Seth Green) – An anime-style drummer whose drums can summon demons when beaten. Humping Robot – A mute robot looking for love, who is first seen humping a washing machine in the Season 1 episode "Atta Toy". He has also been seen humping church bells, jukeboxes, and slot machines, among other metallic objects. In the Season 3 episode "Werewolf vs. Unicorn", he is revealed to be a father of his unknown robotic family, according to the gravestone of him. Sunshine Cowboy – A mute cowboy in a summer vacation outfit that is shot every time he appears on screen. Pablo Rodríguez – A mute Mexican test pilot who was rebuilt into a cyborg after he hit a cactus while riding a donkey in Mexico and made a dynamic leap over a border fence. He is nicknamed "The Six Million Peso Man", a parody of The Six Million Dollar Man. MC Broccoli (voiced by Breckin Meyer) – An anthropomorphic broccoli who is a rapper. Daniel a.k.a. "Gyro-Robo" (voiced by Seth Green) – A negative-minded teenage nerd who hosts a web series (entitled the "Gyro-Robo News Hour") where he complains about inaccuracies in media – and not even Robot Chicken is immune from his criticism. He masturbates frequently and is often targeted by the local bully, Munson. Munson (voiced by Breckin Meyer) – A jerkish teenager who bullies nerds, especially Daniel. Gary the Stormtrooper (voiced by Donald Faison) – A fictional addition to the cast for the show's Star Wars parodies. Gary is a clumsy, bit incompetent and well-meaning 29-year-old stormtrooper who usually messes