Pyramid Head, Origin and History

Pyramid Head is a fictional monster, who wears a triangular helmet and wields a giant knife, from the video game and film series Silent Hill.

Pyramid Head getting an origin story probably would links up with Valtiel and his cult : r/silenthill

Who Pyramid Head Is - Silent Hill Mythology

Why is the discovery of a hidden corridor in the Great Pyramid of Giza important?

Unexpected origin of Egypt's Great Sphinx discovered - The Jerusalem Post

Teotihuacan (article)

Pyramid Head may be getting an origin story in the Silent Hill 2 remake

Silent Hill 2 Rumor Hints at a Worrisome Change For the Remake

What's with the floating-eye pyramid on the U.S. dollar bill?

Unexpected' origin story of Egypt's Great Sphinx unearthed by NYU researchers

The Great Sphinx of Giza