Existence
Slugfest
(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
Huayangosaurus


Imaginary
 

Illustration of Slugfest Toy
Transformer Wiki
https://tfwiki.net/wiki/File:Slugfest-cardart.jpg

Slugfest Collectibles Gallery
Qty. Sets
3
Qty. Items
4

Hasbro, Inc. 1986-1987 Transformers Tech Spec Cards
Takara Transformers Tech Spec Profile Cards
Takara 1986-1987 Transformers Collector Cards