PCGame

One Boss One Fight

Boss-focused action roguelite with shifting patterns and persistent progression

mrTodo · Released Nov 28, 2024

ActionIndie

Reviews
Mostly Positive
79% of 33
Recent reviews
Not enough recent
Players
0
daily peak, Nov 7, 2026
Steam Deck
Playable
Last update on Steam
6 months ago
May 2, 2026
Minimum PC
GTX 970
2 GB RAM · 4 GB disk
Full requirements

What is One Boss One Fight?

This single-player action roguelite lets you choose among multiple heroes for runs centered on multi-phase boss fights in a dark fantasy world. You manage movement, positioning, and timing while shaping builds with abilities and blessings from Viking gods; expeditions unlock more bosses, challenges, and power combinations.

For you if...

  • +you prefer demanding, boss-focused combat over clearing weak enemies
  • +you enjoy shaping different builds across repeated roguelite runs
  • +you want single-player action with full controller support

Not for you if...

  • −you prefer relaxed combat that rarely punishes mistakes
  • −you want cooperative or competitive multiplayer modes
  • −you dislike runs built around repeated boss encounters

Screenshots and trailer

One Boss One Fight screenshot 1

One Boss One Fight system requirements

Minimum: GTX 970, 2 GB RAM, 4 GB of disk space.

As published by the developer.

Can my PC run One Boss One Fight?

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Minimum

OS
Windows 10
Processor
2.0 Ghz
Graphics
Nvidia GTX 970
Memory
2 GB RAM
Storage
4 GB available space
DirectX
Version 11

Recommended

Requires a 64-bit processor and operating system

Does One Boss One Fight have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Does One Boss One Fight run on Steam Deck?

Playable Playable: it runs on Steam Deck with some adjustments.

  • Some text entry requires manually opening the on-screen keyboard
  • Some in-game text is small and may be hard to read
  • All functionality is accessible with the default controller configuration
  • Shows Steam Deck controller icons
  • Default graphics settings perform well on Steam Deck

PC version details

DRM
None declared on Steam
Controller
Full controller support
Platforms
Windows
Achievements
12
Steam features
Cloud saves, Family Sharing
Languages
Full audio: English. Text only: French, Italian, German, Spanish - Spain, Arabic, Bulgarian, Czech, Danish, Dutch, Finnish, Greek, Hungarian, Indonesian, Japanese, Korean, Norwegian, Polish, Portuguese - Portugal, Romanian, Russian, Simplified Chinese, Swedish, Thai, Turkish, Ukrainian, Vietnamese, Portuguese - Brazil, Spanish - Latin America.

Does One Boss One Fight use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 25, 2026. How to filter AI games on Steam

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