Progression route

The Path to Abyss

Back to details

The path to unlock Abyss in The Binding of Isaac has 3 steps.

3 requirements remaining0%

Path progress

Paths end with clear instructions for actions that cannot be tracked automatically.

Next steps

The Empty
Tainted Apollyon
Tainted Apollyon → Delirium (normal)

Abyss (Achievement)

Tainted Apollyon → Delirium

How to reach Delirium: Defeat Hush to unlock The Void. A Void portal can appear after a major boss; defeating Hush guarantees one. Defeat Delirium, the main boss of The Void.

Tainted Apollyon

The Empty

How to unlock: Use Red Key (etc.) to open the hidden closet in Home as Apollyon

React Flow