Rusted Key is a trinket.
Effects[]
- Gives a 10% chance of changing the room drop reward to a key.
- Opening chests and destroying tinted rocks, Slot Machines, or Fortune Teller Machines has a chance of adding a key to the rewards.
In-game Footage[]
Trivia[]
- In the original Binding of Isaac, this trinket was broken and didn't do anything.[1]
 Keys
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| Cards and Runes |
 The Binding of Isaac: Rebirth
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