Binding of Isaac: Rebirth Wiki
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==Effects==
 
==Effects==
 
* Spawns a [[Familiar#Pickup generation familiars|familiar]] that follows Isaac around and drops a [[Hearts (Pickup)|heart]], [[coin]], [[bomb]], or [[key]] (or any of their variations) after clearing 6 rooms.
 
* Spawns a [[Familiar#Pickup generation familiars|familiar]] that follows Isaac around and drops a [[Hearts (Pickup)|heart]], [[coin]], [[bomb]], or [[key]] (or any of their variations) after clearing 6 rooms.
** Large rooms count as two, and the first drop happens after 5 rooms.
+
** The first drop happens after 5 rooms.
   
 
==Synergies==
 
==Synergies==

Revision as of 16:16, 27 February 2020

Mystery Sack is an unlockable passive item.

Effects

  • Spawns a familiar that follows Isaac around and drops a heart, coin, bomb, or key (or any of their variations) after clearing 6 rooms.
    • The first drop happens after 5 rooms.

Synergies

  • Collectible BFFS! iconBFFS!: Familiar is bigger and increased chances for drops.

In-game Footage

Trivia

  • Prior to patch 1.04, this item did not drop any items, or do anything at all.

Seeds

PC A3ES 1TQN (First floor, Treasure room next to spawn)

PC QHKQ ZE4N (First floor, Treasure room next to spawn)

PS4 CGVC XKY3 (Play as Isaac, and reroll the first item in the secret room just below the starting room)

Vita Q73A BMMP (adjacent to starting room)

Switch Greed mode only 3CAR V7Z0 (First Golden Treasure Room)