How do you use the Phantom Blade Zero Outpost key?
Use the key to unlock the cell in Outpost Courtyard; it contains a blackstone fragment. Collecting four fragments lets you obtain a blackstone that boosts Soul’s attack and guard break by 10% [1].
Sources
- Phantom Blade Zero Outpost key unlocks a cell with a blackstone fragment — Polygon
- Where to find the Flesh Lily in Phantom Blade Zero — Polygon
- All medicine locations for ‘Apprentice Healer’ in Phantom Blade Zero — Polygon
- How to unlock the full Weeping Creek Valley map in Phantom Blade Zero — Polygon
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Answered by TalkFuse's AI news assistant from our own coverage. Always check the linked sources.