Binding of Isaac: Rebirth Wiki

Added in Afterbirth †

Sack of Sacks is an unlockable passive item added in The Binding of Isaac: Afterbirth †.


  • Spawns a familiar that follows Isaac and drops a Grab Bag Grab Bag alternatingly Removed in Repentance every 5 or 6 rooms. (Added in Repentance 7 or 8 rooms).


  • Removed in Repentance BFFS! BFFS!: The drop rate is improved to every 4-5 rooms.
    • Added in Repentance The drop rate is improved to every 6 rooms.

In-game Footage[]


This item is the Grab Bag Grab Bag counterpart to the Sack of Pennies Sack of Pennies, Rune Bag Rune Bag, Mystery Sack Mystery Sack, and Bomb Bag Bomb Bag.