SCP-106 - Official SCP: Unity Wiki

SCP-106, or "The Old Man" is a keter class SCP and a prominent antagonist of SCP: Unity. It was added in version 0.5.0. SCP-106 appears to be an elderly humanoid, with a general appearance of advanced decomposition. This appearance may vary, but the “rotting” quality is observed in all forms. SCP-106 is not exceptionally agile and will remain motionless for days at a time, waiting for prey. SCP-106 is also capable of scaling any vertical surface and can remain suspended upside down indefinitely.

SCP-106 'The Old Man' : r/SCP

SCP Unity - Wikidata

SCP 106, Unity

SCP Unity - Facility Guard VS. SCP-106 VisDev + New environment

Legacy Content - Official SCP: Unity Wiki

So the scp, cb Unity version of 106 is terrifying

SCP-106/Gallery, Villains Wiki

SCP-173 Containment SCP: Containment Breach Unity Edition Wiki

SCP-106 Coming out of the pocket dimension. : r/SCP

SCP digital fanart SCP Foundation (RP) Amino

SCP – Containment Breach / Nightmare Fuel - TV Tropes

Steam Workshop::SCP FOUNDATION SITE 19

SCP-106 - Official SCP: Unity Wiki

Unity 173 + Original Peanut by VantaPurple on DeviantArt