Existence
Sludge
(ref: Transformers | Toy Figures, Hasbro, Launched: 1984 -- Comic Books, Marvel Comics, Launched: 1984 - Dreamwave Productions, Launched: 1993 - IDW Publishing, Launched: 2005)
Imaginary (Existence)

Possible Inspiration
Apatosaurus


Imaginary
 

Illustration of Sludge
Comic Vine
comicvine.gamespot.com

Sludge Collectibles Gallery
Qty. Sets
1
Qty. Items
1

Hasbro, Inc. 2017-2018 Transformers Power of the Primes Cards