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Sack Fossil trinket
Sack Fossil is a trinket in Fiend Folio, a mod for The Binding of Isaac.
Description
Grants a 10% chance to reroll any pickup spawn into a Grab Bag.
Crush Effect: Spawns a Grab Bag.
Special synergies
The following special synergies and interactions for Sack Fossil have been documented.
| Mod | Item | Synergy |
|---|---|---|
| --- | Trinket multipliers | Doubles the chance. |
* 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 Fiend Folio from the Steam Workshop.
Trimlin 
Sensory Grimlin 
Breakfast Fossil 
Coprolite Fossil 
Beeter Fossil 
Fly Fossil