Steam Deck Verified · Casual · 2025

Does Fiendish Quest work on Steam Deck?

Yes. Valve has tested it and rates it Steam Deck Verified.

Status checked 9 November 2026 · オニチク屋！

Verified

Short answer: yes. Fiendish Quest is Steam Deck Verified. Valve has tested it and it works great on Steam Deck straight out of the box.

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Valve's Steam Deck test results

Valve's detailed notes for this game will appear here soon. You can see them now on the Steam store page.

Steam Deck status checked 9 November 2026.