Slender Man is an internet horror creature created in 2008 during a contest on the Something Awful forums. He is described as a tall, blank faced creature with a black suit. He appears in many Slender videos by Tobuscus.
- The only Slender series he did NOT appear in was Slender: The Haunt, Mark Slender stared it in rather then the common Slender Man.
- He appeared in Happy Wheels.