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It had green fur and was huge and very muscular.
Powers and abilities
It has immense strength which came from Max's own strength
Scooby-Doo! Mystery Incorporated
Big Green started fighting his foe Big Red.
The Minner Bros. both got mad at each other when they both built their own departments. So they created the Humungonauts to destroy each other's departments. Max would have gotten away with it if it weren't for his meddling brother. (Battle of the Humungonauts)
- From the online game.
- Along with his episode, Green Humungonaut is a spoof of the 1966 Toho film War of the Gargantuas, in this case being a parody of the evil Gargantua, Gaira.