Operation STEEL

Roguelike space shooter with branching routes and randomized enemy waves

Undermog Games · Released Jan 26, 2022

Reviews: Very Positive; 93% of 75
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Verified
Last update on Steam: 2 years ago; Jun 22, 2024
Minimum PC: Support for OpenGL 3.3; 2 GB RAM · 1 GB disk; Full requirements

What is Operation STEEL?

A single-player, 2D shoot-'em-up in which you pilot a ship against an electronic legion across the galaxy. Runs take you through procedurally generated levels, where you dodge fire and collect weapons and items, with shops between stages for ship upgrades.

For you if...

+you enjoy difficult arcade shooting built around repeated runs
+you like dedicated boss rushes and chasing leaderboard scores

Not for you if...

−you prefer relaxed combat without dense enemy fire

What players say

93% of 75 reviews are positive

Players praise the responsive controls, weapon variety, hand-drawn art, and soundtrack. Individual reviews report difficulty distinguishing friendly and enemy attacks, plus Xbox controller problems with menus, weapon switching, and pausing.

Screenshots and trailer

Operation STEEL system requirements

Minimum: Support for OpenGL 3.3, 2 GB RAM, 1 GB of disk space.

As published by the developer.

Can my PC run Operation STEEL?

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Minimum

OS: Windows 7
Processor: 2 core processor
Graphics: Support for OpenGL 3.3
Memory: 2 GB RAM
Storage: 1 GB available space
Notes: Requires a 64-bit processor and operating system

Does Operation STEEL have co-op or multiplayer?

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

Single-player

Does Operation STEEL run on Steam Deck?

Verified Yes, Verified by Valve: it works on Steam Deck out of the box.

All functionality is accessible with the default controller configuration
Shows Steam Deck controller icons
In-game text is legible on Steam Deck
Default graphics settings perform well on Steam Deck
Cloud saves are not shared across platforms

PC version details

DRM: None declared on Steam
Controller: Full controller support
Platforms: Windows, Linux
Achievements: 52
Steam features: Cloud saves, Family Sharing, Trading cards
Languages: Text only: English, Japanese.

Does Operation STEEL 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 27, 2026. How to filter AI games on Steam