Marker Magic is a one-time cartoon created by They Might Be GIants themselves. It later became it's own series.
- Dan: The kid who found the magic marker that sends him to Art World.
- Scomp: His first ever drawing.
- Gumpers: Dim-witted man who has a tooth sticking out of his mouth.
- Skinny: Dan's Indian friend who speaks with a French accent.
- Pinchy: A gangster drawing with the appearence of Sid from Hey Arnold!