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One Deck Galaxy

One Deck Galaxy

Roll your dice and cleverly use them to build up your civilization from its humble homeworld, growing to create a Federation spanning countless star systems.

Released Jun 24, 2024 Developer Handelabra Games Inc. Platforms Windows · Mac · Linux Board GameCard GameTabletopStrategy2D
View on Steam ↗ $12.99 (US · as of 2026-05-18)

What players say

Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-26.

72.4%positive58 reviews
Recommended · 0 found this helpful

“Steep learning curve. great game.”

— a player, Steam review · 27 hrs played
Read more reviews ↗

Achievement stats

Global completion rates across all Steam players — a data view of how far people actually get. Source: Steam official stats · as of 2026-09-26.

40achievements
1.3%median completion
0.3%rarest: Tech Overlord
9.9% of players 7.4% of players 4.6% of players 4.6% of players 4.5% of players 4.4% of players 3.6% of players 3.3% of players 3.0% of players 2.8% of players 2.7% of players 2.2% of players 2.0% of players 1.9% of players 1.8% of players 1.7% of players 1.6% of players 1.5% of players 1.4% of players 1.4% of players 1.3% of players 1.3% of players 1.2% of players 1.1% of players 1.0% of players 1.0% of players 1.0% of players 0.7% of players 0.6% of players 0.6% of players 0.5% of players 0.4% of players 0.4% of players 0.4% of players 0.4% of players 0.4% of players 0.4% of players 0.3% of players 0.3% of players 0.3% of players 9.9% 0% most earned rarest
Almost everyone has
9.9%Resourceful Countdown — Have resources on a single Civilization with unique counts of 1, 2, 3, and 4.
7.4%Big Buys — Hidden achievement
4.6%Sudden Comeback — Confront the Adversary 3 turns in a row.
Rarest badges of honor
0.3%Tech Overlord — Use all 47 Techs in the core game.
0.3%Loaded Dice — Store 6 dice on a single Civilization in a single turn.
0.3%They're Mine! All Mine! — Have all 30 dice in pools belonging to Civilizations at once.

Latest official news

Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.

Oct 08, 2025
What's New in Version 1.0.2

This update has a security fix for a vulnerability in the underlying Unity game engine.

Sep 13, 2024
One Deck Galaxy Soundtrack Release Listening Party

Today at 2:00 PM Eastern (1:00 PM Central, 12:00 Mountain, 11:00 Pacific) we'll be doing a livestream to listen to and talk about the One Deck Galaxy soundtrack, with Asmadi Games! We'll also be relea

Sep 12, 2024
Improvements & Fixes

Greetings space travelers! We wish to inform you that a number of quality-of-life features have been added, and bugs fixed, based on your feedback. Thank you very much to everyone who provided their i

Jun 24, 2024
One Deck Galaxy 1.0 is now Live!

One Deck Galaxy, the spiritual successor to the hit game One Deck Dungeon by Asmadi Games, is now out of Early Access! The game is 15% off for the first 2 weeks, so pick it up early and tell your frie

Apr 26, 2024
Embark on a Cosmic Campaign

Tie your One Deck Galaxy digital games together with the new Campaign Mode! Each Campaign sees you playing a series of 6 games. At the beginning of a Campaign, you are assigned a collection of Homewor

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Screenshots

Official Steam store screenshots — click any shot to enlarge.

Facts & details

From the Steam store record, snapshot 2026-09-26.

GenresIndie, Strategy
Player tagsBoard Game · Card Game · Tabletop · Strategy · 2D · LGBTQ+ · Deckbuilding · Sci-fi · Space · Futuristic · Aliens · Co-op (SteamSpy community voting)
FeaturesSingle-player · Multi-player · Co-op · Shared/Split Screen Co-op · Shared/Split Screen · Steam Achievements · Steam Cloud · Remote Play Together
LanguagesEnglish
Achievements40
Official sitehttps://www.handelabra.com/onedeckgalaxydigital
Minimum system requirements (PC)

Minimum: Requires a 64-bit processor and operating system OS *: Windows 7 SP1+ Processor: x64 architecture with SSE2 instruction set support Memory: 2 GB RAM Graphics: DX10, DX11, DX12 Capable Storage: 300 MB available space Additional Notes: Hardware vendor officially supported drivers