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Isaac Progression

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Unofficial fan project. Not affiliated with the developers of The Binding of Isaac.

Game facts are sourced from the Binding of Isaac Rebirth Wiki (CC BY-SA), and each guide links to its sources. Your progress is saved only in this browser.

Achievement

Charged Penny

Pay Battery Bums until they pay out with an item, 5 times.

In-game: “They will charge you up... for a small fee.”

Sources:Achievements

0 of 1 doneNext: Charged Penny

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Stage 1

Charged Penny
Next upNeeds confirmation
Pay Battery Bums until they pay out with an item, 5 times.
Pay Battery Bums until they pay out with an item, 5 times.
Sources:Achievements