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Moonsigil Atlas
The deckbuilding roguelike with no energy – play cards using physical space! Slot cards together, manipulate the shape of your cards, and create overpowered combos to break the game!
What players say
Steam review score and the most-helpful voices, which may include critical ones. Score via Steam as of 2026-09-25.
“I hate it when games move goalposts like that. After beating it once, it told me to beat it twice more to win. I did it. Instead of giving me the final fight then and there, the game had the nerve to demand that I beat it again, but bring a few astral gems with me next time. You…”
— a player, Steam review · 14 hrs played“Yes... but. It's a new idea for how to do the spirelike... but its more of a spatial puzzle than a "builder". There's also a lack of meaningful variety in the encounters and the shape choices. It feels like every run (for a given character) is the sameish. So yea, its a neat…”
— a player, Steam review · 6 hrs played“Ok, only 8 hours in, but this is one of the most unique and interesting Deck building Rogue like games I've played in a while! Using shapes as a constraint for "casting" and vector areas of attacks feels fresh in a genre filled with Slay the Spire and Balatro wannabees. I am…”
— a player, Steam review · 19 hrs playedPlayer activity
Monthly average concurrent players. Live data self-collected from the Steam API · history through 2026-08 via SteamCharts.
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.
Price tracking
US-region pricing (USD), sampled twice daily by our own tracker since 2026-09-26. Steam prices vary by region — always confirm your local price on Steam.
Regional prices at last sample, in local currency — Steam sets each region's price independently.
Cheapest → most expensive, converted to USD at ECB reference rates (2026-09-25). Relative comparison only.
Latest official news
Developer announcements via the Steam news API — links go to the original posts. More across all games on the news hub.
Update: New Starting Decks, Accumulate, and More
Hello Sigilwrights! We've just launched an update featuring new starting decks and the new Accumulate mechanic, as well as a few bugfixes and quality-of-life changes! New Starting Decks and "Accumulat
Minor Balance and Bugfix Update - v1.0.26
Hello Sigilwrights! We've just pushed a small balance and bugfix update that includes an adjustment to the Act 3 boss, as well as fixes to a few rare bugs. Here is a list of everything that changed: C
Thank you! Launch, demo returns, and inbound balance patch.
Attention Sigilwrights, Thank you for supporting us through the Moonsigil Atlas launch! Over the weekend we have reached over 100 Steam reviews with a Very Positive rating, and we were featured on the
Moonsigil Atlas is Out!
Attention Sigilwrights, Moonsigil Atlas is available now! Don’t forget that there’s a 10% launch discount for anyone who buys the game shortly after launch. And even though the free demo has been reti
Moonsigil Atlas releases in one week!
Attention, Sigilwrights! With Moonsigil Atlas releasing on May 28th, we have included some additional details about the game launch so you know what to expect. Launch Details Time and Date: May 28 at
Screenshots
Official Steam store screenshots — click any shot to enlarge.
Facts & details
From the Steam store record, snapshot 2026-09-25.
| Genres | Strategy |
| Player tags | Roguelike Deckbuilder · Strategy · Replay Value · Choices Matter · Building · Card Battler · Procedural Generation · Deckbuilding · Turn-Based Combat · Inventory Management · Turn-Based Strategy · Roguelike (Steam store community voting) |
| Features | Single-player · Steam Achievements · Full controller support · Camera Comfort · Custom Volume Controls · Playable without Timed Input · DualShock Controller Support · DualShock Controller Support |
| Languages | English, Russian, Japanese, Korean, Simplified Chinese, French, German, Spanish - Spain, Portuguese - Brazil, Spanish - Latin America, Traditional Chinese, Polish |
| Controller | Full support |
| Achievements | 31 |
| Official site | https://moonsigil.com |
Minimum system requirements (PC)
Minimum: Requires a 64-bit processor and operating system OS: Windows 10/Windows 11 Processor: Intel Dual Core @ 2.5 GHz or higher (or AMD equivalent) Graphics: Intel(R) Graphics Storage: 2 GB available space Additional Notes: 1080p, Low Settings