Black Blood is a Boss Relic which can only be obtained by the Ironclad. It is an upgrade of Burning Blood and heals 12 HP at the end of combat instead of just 6.
You must possess Burning Blood for it to appear.
- Patch V2.0: The Watcher
- Black Blood relic buffed. Heal increased from 10 -> 12.
- Weekly Patch 6: We're Back!
- Black Blood, Burning Blood, and Meat on the Bone no longer heal you if you are dead.
- Weekly Patch 1: The First of Many!
- Replacing relics now retains the array order, fixing Bloody Idol + Black Blood issue.