#388Key Bum"He wants your keys!"Familiar
Spawns a familiar that follows Isaac and collects keys. It has a 20% chance of dropping a random chest upon collecting a key.

Picking up a Charged Key will make Key Bum spawn a Lil' Battery.

Key Bum cannot pick up Golden Keys.
This item contributes towards the Super Bum transformation. Collecting 3 items from this set will transform Isaac's bums into Super Bum, a familiar that collects coins, red hearts and keys, and drops twice as many rewards.
Unlock: Defeat Ultra Greed as Lazarus.
- Tags -- Synergies - - Links -
ANNOUNCEMENT The Repentance+ DLC has been released! The full release notes can be found here. The new game files have been imported to the website and any item attribute changes are automatically shown. Manual descriptions have also been updated according to the release notes and other various sources. [dismiss]
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Added in DLC
Unlockable Grants costume Has YouTube video Animated icon Favorite (?)

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