The Binding of Isaac

The Binding of Isaac Wiki

Mystery Sack

Mystery Sack

Spawns a familiar that drops a Heart, coin, bomb, or key every 5-6 rooms.

Quote

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Effects

  • Spawns a familiar that drops a Heart, coin, bomb, or key (or any of their variations) alternatingly every 5 or 6 rooms.

Synergies

Found in

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