Object Classes, SCP Foundation Archives Wiki

Secure, Contain, Protect: Diving into the Mythos of the SCP Wiki – ReadNUS

A Guide to the SCP Foundation: Object Classes: The Box Tests VER.2 : r/SCP

Object Classes, SCP Foundation Archives Wiki

SCP's classes, SCP_GaM Wiki

SCP Object Class Illustrations : r/SCP

SCP-Classes, SCPF Special-Containment-Procedures-Foundation Wiki

SCP Foundation, The Mystery Kids Wiki

Anomaly Classification System (ACS) Guide - SCP Foundation

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SCP-2140 - SCP Foundation

Secure, Contain, Protect: Diving into the Mythos of the SCP Wiki – ReadNUS

Anomaly Classification System (ACS) Guide - SCP Foundation

Anomaly Classification System (ACS) Guide - SCP Foundation

Anomaly Classification System (ACS) Guide - SCP Foundation