Summa Expeditionis

Colony management and action on the Roman Empire's hostile frontier

Lobico Games · Published by Megalevel · Released May 6, 2026

Reviews: Mixed; 67% of 318
Recent reviews: Not enough recent
Players: 4; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 5 days ago; Oct 22, 2026
Minimum PC: GeForce GTX 950; 8 GB RAM · 1 GB disk; Full requirements

What is Summa Expeditionis?

A single-player colony management and action game set in northern Hispania, where you play a Roman legionary sent to establish a foothold. You gather resources, build barracks, workshops, and defenses, recruit soldiers, and assign them to crafting, gathering, and guarding the camp as you work toward becoming a centurion.

For you if...

+you prefer slow-paced expansion over constant fighting
+you enjoy managing resources and assigning workers specific tasks

Not for you if...

−you want combat without settlement building or supply gathering
−you want to play cooperatively or compete against others

What players say

67% of 318 reviews are positive

Players praise camp construction and the Roman soldier role. Common complaints concern bugs, performance problems, and poorly explained systems, though recent reviews disagree about how difficult the game is to learn.

Screenshots and trailer

Summa Expeditionis system requirements

Minimum: GeForce GTX 950, 8 GB RAM, 1 GB of disk space.

As published by the developer.

Can my PC run Summa Expeditionis?

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Minimum

OS: Windows 7 or later
Processor: 2.6 GHz Quad Core or similar
Graphics: GeForce GTX 950 or Radeon HD 7970
Memory: 8 GB RAM
Storage: 1 GB available space

Does Summa Expeditionis have co-op or multiplayer?

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

Single-player

Does Summa Expeditionis run on Steam Deck?

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

Default controller config not fully functional
Sometimes shows mouse, keyboard or non-Deck controller icons
Some text entry requires manually opening the on-screen keyboard
Some in-game text is small and may be hard to read
Default configuration is not performant
The native resolution is not the default one
All functionality is accessible with the default controller configuration

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Achievements: 24
Steam features: Cloud saves, Family Sharing
Languages: Text only: English, Spanish - Spain, French, German, Italian, Turkish, Spanish - Latin America, Polish, Portuguese - Brazil, Portuguese - Portugal, Simplified Chinese, Korean, Japanese, Russian.

Does Summa Expeditionis 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