Defeat the Ecology Keeper.

Defeat the Asteroid Destroyer.

You obtained all trophies

Beat the Ordeal with a score of at least 3 Chaos

Beat the Ordeal without picking any Blessing

Become the new Pilot

Beat the Ordeal without any health bonus (nor item, nor blessing)

Beat the one who is consumed by Chaos

Find a secret room

Fully unlock all branches of the skill tree

Successfully finish your first challenge room

Find all logs of military missions

Find all logs of Garo's expedition