Steam Deck Playable · Casual · 2025

Does NightMare King work on Steam Deck?

Mostly. Valve rates it Steam Deck Playable, with a few caveats.

Status checked 9 November 2026 · Starmoon Cat

Playable

Short answer: mostly. NightMare King is rated Steam Deck Playable. It runs, but you may need to adjust settings or use the touchscreen or on-screen keyboard at times.

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NightMare King on Steam Deck

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.

About NightMare King

Developer
Starmoon Cat
Publisher
Starmoon Cat
Release date
28 October 2025
Genre
Indie, Casual, Strategy, Action, RPG
Steam
Store page

Tags

  • Looter Shooter
  • Roguelike
  • Arena Shooter
  • Singleplayer
  • Pixel Graphics
  • Roguelite
  • Bullet Hell
  • Action Roguelike
  • Dark Fantasy
  • Strategy RPG

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