Progression route

The Path to Mom's Lock

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Path progress

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

Next steps

The Broken
How to unlock: Use Red Key (etc.) to open the hidden closet in Home as Isaac
Tainted Isaac
Tainted Isaac → Isaac (normal)

Mom's Lock (Achievement)

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Tainted Isaac → Isaac

Tainted Isaac

The Broken

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

Tainted Isaac → ???

Tainted Isaac → Satan

Tainted Isaac → The Lamb

How to reach The Lamb: Defeat Satan 5 times to unlock The Negative. The Negative is a guaranteed drop from Mom; take it, then defeat Satan in Sheol and touch the chest to enter Dark Room. Find and defeat The Lamb in Dark Room.

React Flow