Scp-9999-9, Wiki

SCP-999, Heroes Wiki

SCP Containment Breached (OOC/Signups)

Global Occult Coalition Casefiles - SCP Foundation

OK, cirmo fumo is a SCP : r/touhou

Who would win in a fight, SCP 106 or Goku, both in the pocket dimension and on Earth? - Quora

SCP- 4999 Someone to Watch Over Us as suggested by u/aspwil : r/SCP

What if the entire SCP verse was to battle with the entire Umineko verse, who would emerge victorious? - Quora

what happened to scp-9999-oc?, Wiki

SCP-999 The Tickle Monster (SCP Animation)

SOAP/statsTable.py at main · salilab/SOAP · GitHub

Scp-9999, Wiki