|Real name:||Joseph Blackfire|
|First Appearance:||Batman: Arkham Knight (Batman: The Cult #1)|
|Created by:|| Jim Starlin|
|Portrayed by:||Marc Worden|
- "I am the messenger of truth for the Lord hath anointed me with His sacred oils. He hath separated me above all and promised me and my children their rightful place in the new kingdom."
- ―Deacon Blackfire's sermon[src]
Blackfire has amassed a cult of Gotham's homeless whom accept his fanatical beliefs that the world's end is nigh and those who accept him will be the ones to survive. He takes part in human abduction and sacrifice, believing the way to achieve immortality is to bathe in human blood.
Batman: Arkham KnightEdit
Deacon Blackfire is the antagonist in the Most Wanted mission, "Lamb to the Slaughter."