What Is The Hardest SCP To Contain?

What Is The Hardest SCP To Contain? Keter: Keter-class SCPs are anomalies that are exceedingly difficult to contain consistently or reliably, with containment procedures often being extensive and complex. Containing SCP-096 is totally impossible. What is the most unkillable SCP? SCP-682 has proven absolutely unkillable to even the most advanced human technologies. Methods have included