Progression route

The Path to Echo Chamber

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Path progress

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

Next steps

The Empty
How to unlock: Use Red Key (etc.) to open the hidden closet in Home as Apollyon
Tainted Apollyon
Tainted Apollyon → The Beast (normal)
1. A Strange Door is unlocked by beating Mother for the first time. source
2. Take The Polaroid or The Negative after Mom, escape the boss room, then use it to open A Strange Door. source
3. Find Dad's Note, complete the Ascent to Home, then defeat Dogma, the Ultra Harbingers, and The Beast. source

Echo Chamber (Item)

Echo Chamber (Achievement)

Tainted Apollyon → The Beast

How to reach The Beast: A Strange Door is unlocked by beating Mother for the first time. Take The Polaroid or The Negative after Mom, escape the boss room, then use it to open A Strange Door. Find Dad's Note, complete the Ascent to Home, then defeat Dogma, the Ultra Harbingers, and The Beast.

Tainted Apollyon

The Empty

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

React Flow