Scp-666 by KazetouSama22 on DeviantArt

SCP-666 - SCP Foundation Classic

SCP-666, SCP Fanon Wiki

SCP oc! SCP-666. He is an old-looking devil that claims to be the Devil himself. He has a specific hatred for SCP-343, God. He is not in containment and there isn't much

BlackCreepyCat(SCP-666 (@666_scp) / X

SCP-666-J, Wiki Fundação SCP

SCPsych — deksto: SCP-666-j - “Dr. Gerald's Driving

My Uncle's Mask, SCP-9114 - The SCP Experience (pódcast)

Haunted Hallways REMAKE -- Floor 666 image - Mod DB

SCP-666 -Occupation- - Chapter 13 - Royal_guardian - Multifandom [Archive of Our Own]

GlitteringCampaign80 (u/GlitteringCampaign80) - Reddit