Grail
In this deckbuilder your deck plays automatically. Upgrade, enchant and stickerize your cards to create clever cascading effects that defeat monsters and other players. Can you reach the Grail?
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Once Upon a Galaxy on Steam
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ONCE UPON A GALAXY is an easy to learn Card Battler with incredible strategic depth and near infinite fun! Which of your favorite characters from myth and fairy tale will you choose?
Once Upon a Galaxy is a strategy, card battler and auto battler game
developed and published by Million Dreams Games.
Released on July 29th 2025 is available on Windows, MacOS, Steam Deck and Steam Machine.
It has received 750 reviews of which 585 were positive and 165 were negative resulting in a rating of 7.4 out of 10. 😊
The game is free to play on Steam.
The Steam community has classified Once Upon a Galaxy into these genres:
Strategy
Card Battler
Auto Battler
Trading Card Game
Deckbuilding
PvP
Card Game
Cute
Roguelike
Funny
Relaxing
2D
Colorful
Fantasy
Magic
Space
Asynchronous Multiplayer
Multiplayer
Casual
Here is the detailed breakdown of supported languages for Once Upon a Galaxy:
| UI | Subtitle | Audio | |
|---|---|---|---|
| English |
Media & Screenshots
Get an in-depth look at Once Upon a Galaxy through various videos and screenshots.
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System requirements
These are the minimum specifications needed to play the game. For the best experience, we recommend that you verify them.
Windows
- Requires a 64-bit processor and operating system
- OS: Windows 10
- Processor: 2.3 GHz
- Memory: 4 GB RAM
- Graphics: 2GB VRAM, OpenGL 3.3 or Vulkan 1.1
- Storage: 1 GB available space
MacOS
- Requires an Apple processor
- OS: 11.0 (Big Sur)
- Processor: Apple M1
- Memory: 4 GB RAM
- Graphics: OpenGL 3.3 or Metal
- Storage: 1 GB available space
Steam Price & Best Deals
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Frequently Asked Questions
Yes, Once Upon a Galaxy is free to play on Steam.
Once Upon a Galaxy is not on sale because is already free to play on Steam.
Yes, Once Upon a Galaxy received 585 positive votes out of a total of 750 achieving a rating of 7.42.
😊
Once Upon a Galaxy was developed and published by Million Dreams Games.
Yes, Once Upon a Galaxy is playable and fully supported on Windows.
Yes, Once Upon a Galaxy is playable and fully supported on MacOS.
No, Once Upon a Galaxy is not playable on Linux.
Yes, Once Upon a Galaxy is playable on Steam Deck, though it might require a few minor tweaks. Make sure to check the Steam store page and community feedback on ProtonDB for exact compatibility details.
Yes, Once Upon a Galaxy is playable on Steam Machine, though it might require a few minor tweaks. Make sure to check the Steam store page and community feedback on ProtonDB for exact compatibility details.
No, Once Upon a Galaxy does not support VR.
Once Upon a Galaxy offers both single-player and multi-player modes.
Once Upon a Galaxy offers both Co-op and PvP modes.
No, Once Upon a Galaxy does not currently offer any DLC.
No, Once Upon a Galaxy does not support mods via Steam Workshop.
No, Once Upon a Galaxy does not support Steam Remote Play.
Yes, Once Upon a Galaxy is enabled for Steam Family Sharing. This means you can share the game with authorized users from your Steam Library, allowing them to play it on their own accounts. For more details on how the feature works, you can read the original Steam Family Sharing announcement or visit the Steam Family Sharing user guide and FAQ page.
You can find solutions or submit a support ticket by visiting the Steam Support page for Once Upon a Galaxy.
Data sources
The information presented on this page is sourced from reliable APIs to ensure accuracy and relevance. We utilize the Steam API to gather data on game details, including titles, descriptions, prices, and user reviews. This allows us to provide you with the most up-to-date information directly from the Steam platform.
Additionally, we incorporate data from the SteamSpy API, which offers insights into game sales and player statistics. This helps us present a comprehensive view of each game's popularity and performance within the gaming community.
Last Updates| Steam data | 29 September 2026 23:36 UTC |
|---|---|
| SteamSpy data | 22 October 2026 16:37 UTC |
| Steam price | 29 September 2026 23:36 UTC |
| Steam reviews | 21 October 2026 18:03 UTC |
If you'd like to dive deeper into the details about Once Upon a Galaxy, we invite you to check out a few dedicated websites that offer extensive information and insights. These platforms provide valuable data, analysis, and user-generated reports to enhance your understanding of the game and its performance.
- SteamDB - A comprehensive database of everything on Steam about Once Upon a Galaxy
- SteamCharts - Analysis of Once Upon a Galaxy concurrent players on Steam
- ProtonDB - Crowdsourced reports on Linux and Steam Deck Once Upon a Galaxy compatibility
Game modes
Multiplayer
Features
Online players
114
Developer
Million Dreams Games
Publisher
Million Dreams Games
Release
29 Jul 2025
Platforms