Mega Fatty
BossRebirthUnlock unknown
Encounter details
- Game ID
- 264
- Environment
- Boss / Caves / boss challenge / boss rush / Caves / Flooded Caves / boss challenge / boss rush / Double Trouble / Caves / Catacombs / Flooded Caves / (With Pin) / Depths / Necropolis / Dank Depths / Degraded Boss / Depths / Necropolis / Dank Depths / Womb / Utero / Scarred Womb / Sheol / Cathedral / Dark Room / Chest
- Description
- Mega Fatty is a boss that can appear:
How do you unlock Mega Fatty?
Needs researchNo validated unlock requirement has been imported yet.
Mega Fatty is a boss that can appear:
What unlocking Mega Fatty leads to
Nothing depends on this yet.
Source: bindingofisaacrebirth.wiki.gg
Imported 2026-09-13