SCP-001 (Dr.Clef's Proposal), Fiction Taxonomy Wiki

SCP-001, also known as The Gate Guardian, is a Euclid/Keter class entity. It's a large humanoid entity, its appearance looks like an angel with flamming wings. It's impossible to contain this SCP, because of its size. But on account of its nature, it's not necessary to contain SCP-001.

SCP-001 (Dr. Clef's Proposal), SCP Wiki Dot Wiki

SCP-001 (Dr.Clef's Proposal), Wiki

Category:Universe: SCP Foundation, Fiction Taxonomy Wiki

Pyramid 2008

Dr. Clef's Proposal, Laconic SCP Wiki

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Pinhead, Fiction Taxonomy Wiki

What is the cosmology of the SCP Fanon Wiki? - Quora

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SCP-001 (Canon, Andrew Swans Proposal)/TheDepatePeanut, Character Stats and Profiles Wiki

SCP-001, Dr. Clef's Proposal: The Gate Guardian (OC) : r/SCP