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#271 ยท Passive Item

Mystery Sack

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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.
Unlock

Defeat The Lamb as Eden

Synergies & Interactions

Found in

  • Beggar
  • Secret Room
  • Treasure Room
  • Golden Chest
  • Treasure Room (Greed Mode)

Video