Progression route

The Path to Strange Key

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The path to unlock Strange Key in The Binding of Isaac has 7 steps.

7 requirements remaining0%

Path progress

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

Next steps

The Curdled
Tainted Eve
Tainted Eve → Isaac (normal)

Strange Key (Trinket)

Strange Key (Achievement)

All of

Tainted Eve → Isaac

Tainted Eve

The Curdled

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

Tainted Eve → ???

Tainted Eve → Satan

Tainted Eve → 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.

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