The Mongolian Death Worm is a deadly worm that is 4 feet long. They are now very huge and large.
What's New, Scooby-Doo?
Scooby-Doo and Shaggy Rogers and the gang were race car driving when they encountered a giant worm that looked like a Mongolian Death Worm. It was revealed to be Gibby Norton. (The Fast and the Wormious)