TalkCerberon singularityCanonLegendsInfinitiesThe Cerberon singularity, a black hole, existed within the Cerberon system of the Deep Core.AppearancesReign of the Empire: The Mask of Fear (Indirect mention only)(Unkown)UnkownUnknown Shadow Fall (and audiobook) (First appearance)(Unkown)UnkownUnknown Victorys Price (and audiobook) (Indirect mention only)(Unkown)UnkownUnknown