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Battle FantasyBlood Pact"Signed in blood"Passive item
Gives Isaac an exponential fire rate bonus for each half-red heart held in their health bar, based on the following formula: 1.15 ^ (0.5 × NumberOfHalfRedHearts) - 1.

+0.6 damage for each heart container Isaac loses.

When picked up as The Lost or Tainted Lost, instead gives +0.85 fire rate and +0.6 damage for each devil deal they take.

When picked up as Keeper, instead gives +2.4 damage for each coin heart container they lose.

When picked up as The Forgotten, instead gives +1.2 damage for each bone heart they lose.

When picked up as Tainted Keeper, instead gives +3.6 damage for each coin heart container they lose.
- Tags -- Synergies - - Costume -
Battle Fantasy

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