Steam app 2010530 · updated 12 Sep 2026, 18:36 UTC
Bring your original deck of cards and play against everyone!
718 hourly samples, with the daily peak drawn over them. Weekends are shaded.
50 months, August 2022 to September 2026. The highest number of people in the game at once, each month, on a time axis -- a gap in the record stays a gap.
The highest number of people in the game at once, each month. Four, because four is as far back as the source keeps anything finer than one figure a month.
31 days, each one the highest figure that day. The source keeps no hourly detail this far back. Weekends are shaded.
31 days as the curve, each the highest figure that day. Behind it, 438 hourly samples from 13 Aug, which is as far back as the source keeps every hour. Weekends are shaded.
12 days as the curve, each the highest figure that day. Behind it, 280 hourly samples. Each dip is a night. Weekends are shaded.
MONSTER CARDS was released on 12 Aug, 2022.
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A blank audio cell means full audio was not marked in the returned language list.
20 developer announcements, Oct 2022 to Sep 2026 · times in UTC
This fixes a recent issue on Mac where custom cards, decks and sleeves went missing from the game. The Windows and Steam Deck versions are not affected. The issueA change to the game's Steam settings caused the save folder location on Mac…
Patch notesReturn to the NEXT DIMENSION!The limited-time mode "NEXT DIMENSION", which ended its run as an April Fools' exclusive, is coming back!Event PeriodAugust 6 (Thu) 0:00 – August 19 (Wed) 23:59, 2026 (JST) (August 5, 15:00 – August 19, 14:59…
GasaiIntroductionThank you as always for playing MONSTER CARDS!On August 12, MONSTER CARDS will celebrate the 4th anniversary of its Early Access release! We could never have come this far without everyone who plays the game day after day. Thank…
GasaiWe have revised the End User License Agreement (EULA) and the Privacy Policy.Date of revision: July 30, 2026 / Effective date: August 5, 2026The EULA now includes new provisions covering User Content, fan works, and online play, together…
GasaiMONSTER CARDS enters the next dimension.Fight with rules that defy convention and effects from another dimension!Event PeriodApril 1, 2026 00:00 (JST) – April 14, 2026 23:59 (JST)OverviewDuring the event period, “MONSTER CARDS -NEXT…
GasaiIntroductionThank you for always playing MONSTER CARDS! In this update, we have officially added support for Mac and Steam Deck.In addition, we have made significant improvements to deck editing features, making deck management and creation…
GasaiIntroductionThank you for playing MONSTER CARDS!With the previous update, the expansion DLC “Plus License” greatly expanded the freedom of card creation. The cards shared on social media and our Discord server are full of creativity and…
GasaiIntroductionThank you for always playing MONSTER CARDS!In this update, a brand-new in-game tool called MONSTER CARDS BINDER will be introduced, allowing you to search and browse card files with ease!We’ve also optimized the loading speed of…
Gasai🎉 Today marks the 3rd anniversary of MONSTER CARDS’ Steam release! 🎉We sincerely thank every player who has supported and enjoyed the game over the years!As part of our 3rd anniversary celebrations, we are excited to announce the results of…
GasaiMONSTER CARDS is celebrating its 3rd anniversary on Steam this August!To mark the occasion, we're hosting a Skill Idea Contest!The entry form is divided into three categories: Standard, Game Changer, and Discard. You may submit one idea per…
GasaiIntroductionThank you for always enjoying MONSTER CARDS!In this update, the long-awaited Fusion mechanic has finally arrived! You can now create cards with combined skills and even higher rarities beyond UR. While the activation conditions…
GasaiMONSTER CARDS Development Roadmap Now Available Thank you always for enjoying MONSTER CARDS! We are excited to share with you our official development roadmap, outlining upcoming updates and the path toward the full release! Note: The…
GasaiYou fight OP with OP! A legendary broken skill returns, transcending time itself! Event Period From Tuesday, April 1, 00:00 JST to Monday, April 14, 23:59 JST Event Details During the event, the special battle mode "Version Rewind Chaos"…
Gasai{STEAM_CLAN_IMAGE}/42477772/fe8df98b91da4453c144a619969dd4bdce7c2233.png Introduction Thank you for always enjoying MONSTER CARDS! It has been over a year since the last update, and we are finally releasing a new version! To everyone who…
Gasai{STEAM_CLAN_IMAGE}/42477772/ba64c8ec0c295772986651b6b9e6314f4a78afad.png Introduction Thank you for enjoying MONSTER CARDS! This update is mainly for balance adjustment and convenience improvement! We hope you enjoy the new MONSTER CARDS!…
Gasai{STEAM_CLAN_IMAGE}/42477772/af69aa6d4bc291e408456eccddb94bca79089ba5.png Introduction Thank you for enjoying MONSTER CARDS! It has been almost a year since the Early Access release of MONSTER CARDS on Steam. Although the game is still a…
Gasai{STEAM_CLAN_IMAGE}/42477772/3159db50d021140f8057cde307772968ac580190.png Introduction Thank you for always enjoying MONSTER CARDS! We are very happy to see that the game is becoming more and more exciting with user-sponsored tournaments…
Gasai{STEAM_CLAN_IMAGE}/42477772/14839ed10a7f53889ef39e0a025f4224b5b7a3c9.png Introduction Thanks to all of you who have played MONSTER CARDS, we have surpassed the 10,000DL mark! Thank you so much!!! We will continue to work hard on the…
Gasai{STEAM_CLAN_IMAGE}/42477772/2797fa798d8d68a80bb7536eed2a29d031fc675d.png The official MONSTER CARDS Discord server is now open! You can recruit opponents, share cards, and share information. If you are interested, please join us! Discord…
Gasai{STEAM_CLAN_IMAGE}/42477772/5a13ad41d944c13412a192c4553c321f84e5bd70.png Thank you for playing MONSTER CARDS! It's been two months since we started Early Access, and there are many people who are excited about this game on video streaming…
GasaiEverything Steam lists as add-on content for this game, newest first. Prices are left out on purpose: the store answers this page in one currency and it is not the reader's.
| Name | Platforms | Released |
|---|---|---|
| MONSTER CARDS - Skill Pack : Card of Inspiration | Windows | 12 Nov 2025 |
| MONSTER CARDS - Skill Pack : Card of Horror | Windows | 15 Sep 2025 |
| MONSTER CARDS - Skill Pack : Card of Named | Windows | 15 Sep 2025 |
| MONSTER CARDS - Skill Pack : Card of Sunrise | Windows | 15 Sep 2025 |
| MONSTER CARDS - Plus License | Windows | 15 Sep 2025 |
What Steam runs, and with what. Straight from the app configuration.
| Description | Executable | Arguments | Platform | |
|---|---|---|---|---|
| Launch | MonsterCards.exe | windows 64 | ||
| Launch | MonsterCards.app | macos |
The folders Steam Cloud syncs. The root is a token Steam uses for a location on your own machine, not a path this page can know.
| Root | Folder | Files |
|---|---|---|
WinAppDataLocalLow | GasaiGames/MonsterCards | PlayerData |
It runs on public data and somebody's spare time.
https://paypal.me/KintaroPalPay[email protected]0x4d559C765AA8BFe336E36d5b76024926767eD38dTJtctWU9uetJaTBoSybd1RErW7n9duTKVG