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

SCP class logos : r/SCP

SCP ACS Diagram (I saw another one somewhere on here, but it didn't have all the info I wanted, so I made a more accurate, but uglier version) : r/ SCP

Classification Committee Memo, Wiki

Class-D Personnel, SCP Database Wiki

SCP Classes (The known and unknown) PART 1

D-class personnel, SCP Foundation Wikia

A Comprehensive Guide to SCP Classes for New Foundation Recruits

Keter Classification SCP Foundation Secure Contain Protect Zip Pouch by Nehan Kiaraa - Fine Art America

SCP-001 (OVERLORD CENSURE), Wiki

Keter Classification SCP Foundation Secure Contain Protect Pullover Hoodie : Clothing, Shoes & Jewelry