Entombed Chamber
Entombed Chamber is a Corrupted Area that can be found in Catacombs by open a sarcophagus with Vaal blood and text over it. Monster level is 68 (from 1 observation).
Boss is Ossecati, Boneshaper (unique Colossal Bonestalker). Uses Infernal Blow and Summon Skeleton.
Contains Wrapped Nobelman.