Released May 6, 2026 $19.99 Mixed Counts toward your Steam games

Summa Expeditionis

By Lobico Games · published by Megalevel

Colony Sim Base Building Management Simulation Building SandboxRomeExploration CraftingStrategyHistoricalCity Builder

Track this game Steam page

Followers 8,870

Reviews 311 Mixed

Players now 1 Peak today 1

Owners Under 20K estimated

Summa Expeditionis is a game tagged Colony Sim, Base Building and Management by Lobico Games, released May 6, 2026. It has 311 Steam reviews (Mixed). The Steam games most like it include Catizens, Make Your Kingdom and TFM: The First Men.

Summa Expeditionis is a colony sim and base building game set in ancient Roman Empire. Follow the career of a Roman soldier from Legionnaire to Centurion. Build and manage your camp, recruit more soldiers and face the barbarians for the glory of Rome.

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<a href="https://launchrivals.com/games/2056200-summa-expeditionis"><img src="https://launchrivals.com/games/2056200/badge.png" alt="Summa Expeditionis launch date" width="320" height="84"></a>

<a href="https://launchrivals.com/games/2056200-summa-expeditionis"><img src="https://launchrivals.com/games/2056200/badge.png?theme=light" alt="Summa Expeditionis launch date" width="320" height="84"></a>

Catizens 85% match · Colony Sim, Base Building, Management
Make Your Kingdom 74% match · Colony Sim, Base Building, Management
TFM: The First Men 74% match · Colony Sim, Base Building, Management
Embark 72% match · Colony Sim, Base Building, Management
Paleon 72% match · Colony Sim, Management, Simulation
First Feudal 71% match · Colony Sim, Base Building, Management
AColony 70% match · Colony Sim, Base Building, Management
Surviving Ceres 70% match · Colony Sim, Base Building, Management
Arcbound 70% match · Colony Sim, Base Building, Management
After the Collapse 70% match · Colony Sim, Base Building, Management

Steam data

Everything Steam lists for Summa Expeditionis · record updated 1 day ago

Steam store

Overview

App ID2056200

Release dateMay 6, 2026

Last change number40139880

Last record update1 day ago

App type: Game
Developer: Lobico Games
Publisher: Megalevel
Steam profile: Counts toward game count and achievement totals · checked 2 days ago
Franchise: Megalevel

Windows

Steam Deck: Playable

Single-playerSteam AchievementsSteam CloudFamily Sharing

Prices

Price · US$19.99

On sale0 of 41regions right now

Lowest seen · US$19.99Oct 23, 2026

Checked12 hours agoin 41 regions

South AfricaRZAR

Every price change is kept from Oct 23, 2026 on. Pick a region below to compare.

Patches

Build	Branch	Updated
26140817	public	Oct 22, 2026

Depots

ID	Name	Systems	Size	Download	Manifest
2056201	—	Windows	4.95 GB	1.26 GB	5962492144097276257
2056202	—	Windows	5.38 GB	2.13 GB	8477750160667082169

Branch	Build	Updated	Access
public	26140817	Oct 22, 2026	Open

Configuration

Install foldersteamapps/common/Summa Expeditionis

Executable	Arguments	Systems	Description
Summa Expeditionis.exe	-force-d3d11	Windows	Launch using DirectX 11 (recommended for compatibility)
Summa Expeditionis.exe	-force-vulkan	Windows	Launch using Vulkan (recommended for performance)

Space per player9.31 GB

Filesup to 10,000

Save locations1

Root	Path	Pattern	Systems
WinAppDataLocal	SummaExpeditionis/saved-games	*	Windows

Achievements

Achievements241 hidden

Most unlocked99.7%Welcome to the legion!

Rarest0%Filius Lunae

Welcome to the legion! You’ve joined the legion; now you must prove your worth, citizen. 99.7%
Survivor You survived the ambush—now what? 87.8%
The new Signifer? It’s possible you’re worthy of being our Signifer. 44.8%
The general’s favorite You’re now an officer of the Roman army. Now, don’t let the legion down. 10.9%
Canis Belli Start the game with the war dog. 3.3%
Mundare Defeat your first enemy camp. 3.2%
Marius Have 4 mules at the same time. 2.5%
Hercules Equip the signifer helmet. 2.4%
Superstes Survive the first attack by the Cantabrian tribes. 1.2%
Interfector Ducum Kill a barbarian of rank 3 or higher. 1%
Triginta Have three complete contubernium in your camp. 0.7%
Molinarius Parvus Produce flour in the hand mill. 0.7%
Artifex Carpentarius Get the mule cart. 0.2%
Lanius Butcher 100 animals in a single session. 0.2%
Trucidator Slaughter 100 barbarians in a single run. 0.2%
Ex Barbarie in Civitatem Recruit 10 barbarian mercenaries in a single run. 0.1%
Filius Solis Survive a whole year. 0.1%
Inimicus Lupi Kill 25 wolves in a single run. 0%

All 24 achievements

Victor Slaughter 1,000 barbarians in a single run. 0%
Salvator Rescue 50 fellow prisoners from the barbarians. 0%
Diana Kill 25 barbarians with a bow without killing any animals along the way. 0%
Condimentum Pilorum Store 30 pilum in your camp. 0%
Carpe Diem Hidden achievement 0%
Filius Lunae Survive four whole years. 0%

Data from public Steam pages, updated daily; 5 days of history. Owner counts are estimates. LaunchRivals is not affiliated with Valve or Steam.

Summa Expeditionis

About Summa Expeditionis

Steam data

Overview

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South AfricaRZAR

Americas 10

Europe 5

CIS 4

Asia-Pacific 15

Middle East & Africa 7

Patches

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Depots

Depots

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Configuration

Launch options

Cloud saves

Achievements

Global unlock rate