Hastur

Nightmare mecha

An alleged photo of the Jersey Devil

Lizard Man of Scape Ore Swamp

The longer you look, the more you wut the fuk

The gremlin from the Twilight Zone movie.

The Roving Mauler, a Dungeons and Dragons monster based on the demon Buer.

Shape-shifting fox demon.

The baku, a creature that eats dreams. Nowadays it is typically depicted as looking like a tapir, for some reason.