Dr. Fetus
ItemRebirthLocked
passiveGame ID 52★★★★
How do you unlock Dr. Fetus?
In The Binding of Isaac, Dr. Fetus is unlocked by reaching 9 defeat mom's heart or it lives!.
Structured pathSource-backed requirements are mapped into trackable steps.
Tears are replaced by Bombs that benefit from bomb-enhancing effects and slide for a fixed time after being fired.
- Defeat Mom's Heart or It Lives! (0/9)
What unlocking Dr. Fetus leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13