Dad's Lost Coin
AchievementAfterbirth+Unlock unknown
Achievement details
- Achievement number
- 307
- Description
- Unlocked a new item.
- Requirement
- Defeat Ultra Greedier as The Lost
How do you unlock Dad's Lost Coin?
In The Binding of Isaac, Dad's Lost Coin is unlocked by earning the Ultra Greedier completion mark as The Lost (Character) on hard mode.
Structured pathSource-backed requirements are mapped into trackable steps.
Unlocked a new item.
See the full unlock path for Dad's Lost Coin — 8 stepsWhat unlocking Dad's Lost Coin leads to
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13