OC] Dr. Albeth Altenbach, the Cosmic Horror by jellycave77 on DeviantArt

SCP-999 ( CONFIDENTIAL) : SCP Foundation : Free Download, Borrow

The Gate Guardians true form : r/SCP

If you had to be SCP 999 or SCP 682 forever who would you be? - Quora

If SCP 999 is just a baby, what do you think it'll look like as an adult? How much more powerful will it get? - Quora

SCP 999 in human form by FluffKIT10 on DeviantArt

What are SCPS? - Quora

SCP-682, Wiki

Pick carefully, it cannot be undone. : r/memes

SCP-999 - The Tickle Monster

Has scp 999 true form ever been described if so what : r/SCP