Coupon
ItemAfterbirth+Locked
activeGame ID 521★★★★
How do you unlock Coupon?
In The Binding of Isaac, Coupon is unlocked by unlocking Coupon (Achievement).
Structured pathSource-backed requirements are mapped into trackable steps.
While held, guarantees one item in every Shop will be on sale for half price. On use, makes a random item in the current room free.
How to unlock: Purchase anything from Shops, Devil Rooms, and/or Black Markets 50 times
What unlocking Coupon leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13