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Once Upon a Galaxy
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?
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-25.
“Wow! A free async auto battler without a subscription, $20 for a hero, and no upfront cost of 20-45 bucks? Sign me up!”
— a player, Steam review · 20 hrs played“If you like auto-battlers this one is definitely worth giving a try. It is free, fast-paced, and easy to learn. Similar to Hearthstone Battlegrounds but more fun and well developed in my opinion. RNG can be rough sometimes but games feel casual and go fast so it is not a big…”
— a player, Steam review · 115 hrs played“I've been hesitating to write this review because I've enjoyed this game for over a year and a half (for mobile, hence the playtime). Unfortunately, after the latest update, I've realised some things I can't unsee which make me unable to support or recommend this game. For the…”
— a player, Steam review · 0 hrs playedPlayer activity
Monthly average concurrent players. Live data self-collected from the Steam API · history through 2026-08 via SteamCharts.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
Chromaria Pre-Order Bundles
Chromaria, Galaxy's fourth set, was just announced ! To kick things off, pre-order bundles for three exciting new captains are coming soon the Galaxy store. A featured Chromaria captain - playable on
Chromaria — New Set Coming Soon!
Grab your brushes, Galaxy is about to get a lot more colorful! Chormaria’s preorders go live in September, with the full launch arriving soon after. Here is your first look at what’s coming: Your Boar
New Season: Bo Peep
September is almost here, bringing a fresh Galaxy Pass and new captains. Let’s dive into the content coming soon to Galaxy! New Captains September features three new Captains: A shepherd who leads her
Balance Patch - August 2026
The mid-month balance patch is here, let’s dive into the changes! Balance Changes : now finds a Hero or Villain in each turn’s first shop : now gives +5 Attack to your Toys with 5 or more character ty
Infinity Tokens & New Season: Spider Queen
New royalty joins Galaxy in August's Pass – before we dive into its details, we have an exciting new feature to announce! Infinity Tokens Unlock ALL cards for a Captain, FOREVER! (it already has 50+ c
Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-09-25.
| Genres | Casual, Indie, Strategy, Free To Play |
| Player tags | Strategy · Card Battler · Auto Battler · Trading Card Game · Deckbuilding · PvP · Card Game · Cute · Roguelike · Funny · Relaxing · 2D (Steam store community voting) |
| Features | Single-player · Multi-player · PvP · Online PvP · Cross-Platform Multiplayer · In-App Purchases · Family Sharing |
| Languages | English |
| Official site | https://galaxy.fun |
Minimum system requirements (PC)
Minimum: 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