Throughout the SCP universe, all individuals are Staff in the Foundation, from being the lowest rank used for testing, a Class-D, varying from Researchers, Agents, Mobile Task Forces, and the top ranking, O5 Command. These are the characters encountered in game.

Character Groups

Classdchar Scientistchar
Class-D Personnel Scientists
Guardchar Mtfchar
Guards Nine-Tailed Fox


The SCP universe contains a wide variety of groups and factions; SCP - Containment Breach only features one faction predominately and a second faction in a minor capacity.

Scplogo ChaosFac3
The Foundation Chaos Insurgency

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