SCP Object Classes

Anomalies that could theoretically be contained but are best left uncontained for whatever reason

Anomalies that are no longer anomalous

Anomalies that cannot be contained, are expected to breach containment imminently, or some other similar scenario

Anomalies that the Foundation specifically uses to contain other SCPs

Anomalies that require more resources to contain completely or where containment isn't always reliable

Anomalies that are easily and safely contained

Anomalies that are exceedingly difficult to contain consistently or reliably, with containment procedures often being extensive and complex