Counterfeit Penny is an unlockable trinket.
Effects[]
- Gives a chance, upon picking up a coin, to increase the value of that coin by 1.
50% chance.- The chance is based on the coin's worth:[1]
50% chance.
The chance is based on the coin's worth:| Coin | Chance |
|---|---|
 Penny
|
50.00% |
 Double Penny
|
75.00% |
 Nickel
|
96.88% |
 Dime
|
99.90% |
Notes[]
- In addition to regular drop options for all trinkets, this trinket can be found in Golden Poop and by killing Special Shopkeepers.
- Counterfeit Penny allows the chance for Keeper to gain the full value of a coin while healing.
- If picked up by Jacob and Esau, only the brother holding Counterfeit Penny can trigger the effect.
and by killing 
Interactions[]
- Mom's Box: No effect.
In-game Footage[]
 Penny Trinkets
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| Trinkets |
 The Binding of Isaac: Rebirth
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References[]
- ↑ The chance is calculated as 1-0.50(coin_worth)