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Key to the Heart trinket
Key to the Heart is an unlockable trinket in Repentance Plus, a mod for The Binding of Isaac.
Description
Replaces all Mimic Chests and Spiked Chests with Flesh Chests.
Grants Isaac a 2% chance to fire a bloody key projectile alongside his tears.
If that projectile kills an enemy, it will drop 3 
Half Red Hearts that quickly disappear.
How to unlock?
Defeat Mom's Heart or It Lives! as 
Tainted Magdalene.
Tags
The following tags are applied to this trinket:
| Id | Description |
|---|---|
| nogreed | Not available in Greed Mode. |
Special synergies
The following special synergies and interactions for Key to the Heart have been documented.
| Mod | Item | Synergy |
|---|---|---|
| --- | Trinket multipliers | Further increases the chance of activating. |
* Note that not all possible synergies and interactions are listed here.
External links
- Check out the trinket description on the mod's external Wiki.
- Download Repentance Plus from the Steam Workshop.
Basement Key 
Sleight of Hand 
Trick Penny 
Judas' Kiss