Scorpion is a character from the video game Mortal Kombat He appeared in the episode The One Wherein There Is a Big Twist, Part II as one of the replacements for Wooldoor. Xandir was happy to see him there because he was another character from a video game. Scorpion showed him his special move, which was tearing his head off with a chain, killing him. Xandir showed him his special move, which was the reach around.
He is the first animated cameo to be done in CGI animation.