Lockjaw

Lockjaw is a fictional alien dog and a recurring character featured in comic books published by Marvel Comics. He is part of the mainstream Marvel Universe and is associated with books in the Inhumans family of titles. He first appeared in Fantastic Four, Volume 1 #45 in December, 1965. The character also appeared in the three-part "The Inhumans Saga" from the 1994 Fantastic Four animated television series. He also appeared in the 2017 live-action television series Marvel's Inhumans where he was rendered using computer graphic imagery.