
Accordingly, Lockjaw is indirectly responsible for revealing the existence of Attilan to the outside world. This led them into conflict with the Fantastic Four, the first humans they met, who were harboring Medusa after rescuing her from the villainous Frightful Four.

Lockjaw first appeared as a member of the Inhumans when they attempted to retrieve Medusa from the outside world and take her back to Attilan. Lockjaw and the Royal Family encountered Maximus' creation, the Trikon, and were driven from Attilan's Great Refuge in exile. At times, his powers have been manipulated by evil forces, most usually by Maximus the Mad. Many times he has brought Inhumans to Earth and back again. Lockjaw was born on the island of Attilan (formerly in the Atlantic Ocean and eventually moved to the Moon). He first appeared in Fantastic Four #45 (December 1965), and was created by Stan Lee and Jack Kirby. Lockjaw made his live-action debut in the 2017 Marvel Cinematic Universe (MCU) television series Inhumans. Lockjaw has been described as one of Marvel's most notable and powerful animal heroes.

He serves the Inhuman Royal Family as their escort and a loyal protector. He is an Inhuman giant bulldog whose abilities include teleportation. Created by Stan Lee and Jack Kirby, the character first appeared in Fantastic Four #45 (December 1965). Lockjaw is a character in American comic books published by Marvel Comics. Lockjaw from Lockjaw and the Pet Avengers #4
