Fiend Folio: ReheatedBlended Black HeartBlended Black HeartPickup
Acts as either a Heart or Black Heart based on Isaac's current health.

If Isaac has an empty red heart container, it will refill one, otherwise it will add a black heart.

If Isaac is missing only a half red heart container, it will fill it, and grant a half black heart.
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Unlockable Grants costume Has YouTube video Animated icon Favorite (?)

Note that this page shows the previous Fiend Folio version before the RELOADED update.

To access the latest update and new items, please check the Fiend Folio: RELOADED page.


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Download the Fiend Folio: Reheated mod for The Binding of Isaac