Binding of Isaac: Rebirth Wiki
Binding of Isaac: Rebirth Wiki

Added in Afterbirth

Rune Bag is an unlockable passive item added in the Binding of Isaac: Afterbirth expansion.

Effects[]

  • Spawns a familiar that drops a random rune alternatingly Removed in Repentance every 5 or 6 rooms (Added in Repentance 7 or 8 rooms).
    • Removed in Repentance If there are no runes unlocked, it will drop cards instead.
    • Added in Repentance Rune Bag will also drop Soul Stones if any have been unlocked.
    • Added in Repentance If not every rune is unlocked, it will drop Rune Shards.

Synergies[]

  • 15►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[]

Seeds[]

PC Added in Repentance H46A 1PJE (Treasure room adjacent to spawn)

Switch Greed mode only 9XX3 HWL2 (First Golden Treasure Room)


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