Mystery Sack

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Mystery Sack
Mystery Sack Icon.png
Item Type
Passive Collectible
Item ID
Pickup Quote
Item Pool
Treasure Room Treasure Room  
Secret Room Secret Room  
Afterbirth† Indicator.pngGolden Chest Golden Chest  
Beggar Beggar  
Unlock Method
Mystery Sack Defeat The Lamb as Eden
Collection Grid

(Page 3, Column 6, Row 2)


(Page 3, Column 6, Row 7)

{{#ifeq: 3 | 1 |

Mystery Sack is an unlockable passive item.

Effects[edit | edit source]

  • Spawns a familiar that follows Isaac around and has a chance to drop a heart, coin, bomb, or key (or any of their variations) after clearing a room.

Notes[edit | edit source]

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

In-game Footage[edit | edit source]

Seeds[edit | edit source]

 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)

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