Smelter
AchievementAfterbirth+Unlock unknown
Achievement details
- Achievement number
- 318
- Description
- Unlocked a new item.
- Requirement
- Defeat Mom's Heart or It Lives! on Hard mode as Apollyon
How do you unlock Smelter?
In The Binding of Isaac, Smelter is unlocked by earning the Mom's Heart or It Lives! completion mark as Apollyon (Character) on hard mode.
Structured pathSource-backed requirements are mapped into trackable steps.
Unlocked a new item.
What unlocking Smelter leads to
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13