Binding of Isaac: Rebirth Wiki
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(in Repentance)

Item quality is a hidden item mechanic added in The Binding of Isaac: Repentance, assigned to all items.[1] The quality ranges from 0 to 4 and causes them to behave differently with certain items or automatically get rerolled if certain conditions are met.

Mechanics Affected[ | ]

  • Collectible Bag of Crafting iconBag of Crafting: Determines what kind of item is given by the bag, depending on the pickups put into it.
  • Collectible Birthright iconBirthright ( Character Tainted Bethany iconTainted Bethany): The Collectible Lemegeton iconLemegeton wisps spawned by this item are guaranteed to be quality 3 or higher.
  • NO!NO!: If multiple copies, Collectible Mom's Box iconMom's Box, or a golden version of the trinket is held, items with quality 0 are rerolled.
  • Collectible Sacred Orb iconSacred Orb: Automatically rerolls items with a quality of 0 or 1, and has a 33% chance to reroll items with a quality of 2.
  • Character Tainted Lost iconTainted Lost: 20% chance of rerolling items with a quality of 2 or less.

References[ | ]

  1. The qualities and categories are defined in items_metadata.xml.


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