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• Patch Notes·2 Sept 2026Official

  Hell Deck Patch Note 1.0.4

  Hello, Voyagers! 🫡We sincerely thank all Voyagers for continuing to share your gameplay experiences and valuable feedback with us through the community.This update addresses several issues that affected gameplay, including the 9,999 Burn stack achievement and Gravedigger. We have also improved Synergy effect application speed, adjusted event balance, and fixed issues with macOS language settings and end credit progression.Thank you again for your continued support of Hell Deck. We hope you enjoy the update! Please see below for the full patch notes.\🛠️Improvements]🎮 Gameplay Improvements• Improved Synergy effect application speed.🖥️ System & Quality-of-Life Improvements• Fixed an issue where the game did not follow the device language setting on macOS.\⚖️Balancing]• Adjusted event balance.\🐛Bug Fixes]• Burn Achievement: Fixed an issue where the 9,999 Burn stack achievement was not applied correctly.• Enemy Healing: Fixed an issue where enemies recovered HP when hit.• Threshold Reduction: Fixed an issue where threshold reduction effects were applied incorrectly.• Gravedigger: Fixed an issue where spawn effects could repeat infinitely.• Credits: Fixed an issue where the end credits did not progress automatically.
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• Patch Notes·20 Aug 2026Official

  HELL DECK Patch Note 1.0.3

  Hello, Voyagers! We hope you're enjoying Hell Deck so far! It has been about three weeks since launch, and we sincerely thank everyone in our community for sharing your gameplay experiences and valuable feedback. This update brings a variety of quality-of-life improvements, including the card upgrade preview feature that many of you requested. We've also buffed seven cards, one card upgrade, consumables, and relics, while making adjustments to the overall difficulty.In particular, while we have slightly eased the early difficulty of Chapter 3, we have preserved the challenging difficulty and sense of accomplishment that come with taking on the Ascension levels.With this update, try out the newly buffed and reworked cards to build stronger and more enjoyable decks, and challenge yourself to reach higher Ascension levels!Thank you again for your continued support of Hell Deck. We hope you enjoy the update! Please see below for the full patch notes.🛠️ \ 🎮 Gameplay Improvements • After clearing Chapter 1, you can preview the stats, rarity, traits, and skill descriptions for each card upgrade option in the Compendium in the Lobby. • Optimized the processing of battles, events, status effects, reward UI, and object cleanup to improve overall stability and scene transitions.• Abandoned runs are now reflected in defeat and play statistics, even when starting a new game afterward. • Changed the “Back” button on the upgrade screen to “Select Again.”• Enhanced the ring and hit-flash effects for the Chapter 3 boss.🖥️ UI & Quality-of-Life Improvements• On first launch, the game detects GPU memory and output resolution to automatically apply an appropriate graphics quality setting.• Added Low, Medium, and High graphics quality presets. (Available in Settings.)• Resolution can now be changed in fullscreen mode. The settings screen now displays the applied resolution and aspect ratio.• Improved an issue where macOS Retina environments rendered at unnecessarily high resolutions. ⚖️ ...
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• Patch Notes·6 Aug 2026Official

  Hot Fix Patch Note 1.0.2

  Hello, Voyagers!We have rolled hotfix featuring Quality of Life (QoL) improvements and some small bug fixes.Please see below for the full details. \• Gravedigger: Fixed a bug where an infinite interaction occurred.• The VI (6): Fixed a typo/description error in the card upgrade skill.• Combination Crash: Fixed an issue where the game crashed when using "Plague Doctor" and "Snow Queen" together.• Devourer: Re-fixed a gauge-related bug for the "Devourer" elite monster. \• Pause Feature: Disabled the pause function while the Starter Pack UI is displayed at the start of a game.• Consumable Item Clicks: Improved click accuracy to prevent accidental misclicks when using consumable items.• UI/Visibility: Improved the status effect icons (Poison, Fire, Frost) displayed on elite monsters.• Tutorial: Smoothed out the early gameplay flow for a better onboarding experience. \• The VI (6): Improved mechanics to allow changing single-target attacks into area-of-effect attacks (AoE +1).• "The Feast" Blessing: Enemies now revive with 10% HP instead of 20% (20% -> 10%).If you have any questions, please feel free to leave a comment below or join our official Discord.
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• Patch Notes·4 Aug 2026Official

  Hot Fix Patch Note 1.0.1

  Hello, Voyagers! Thank you for playing OFFMOON's first MoonDay release, Hell Deck. We have rolled out our very first hotfix featuring Quality of Life (QoL) improvements and Chapter 2 balance tweaks. Please see below for the full details. Bug FixesGame Freeze: Resolved a bug that caused the game to freeze when using certain items.Elite Monster Fix: Fixed a bug related to the "Devourer" elite monster. Blessing UI Fix (Ascension Perk): Fixed an issue where the screen was obscure when selecting the "Madness" perk. Improvements & BalancingTutorial Flow: Addressed an issue where the game could be paused during the tutorial to ensure uninterrupted gameplay. Windowed Mode Fix: Fixed an issue where the game window position would shift unexpectedly in Windowed Mode. Chapter 2 Balance Adjustment: Rebalanced Chapter 2 to make the progression smoother and more accessible. Localization Polish: Fixed awkward line breaks and text discrepancies across several languages. If you have any questions, please feel free to leave a comment below or join our official Discord.
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• Announcements·3 Aug 2026Official

  Hell Deck is out NOW

  Salute to all Voyagers! 🫡Get ready to discover a game worth stealing your night for. Hell Deck is now available on Steam!Today marks our very first MoonDay 🌕, the beginning of OFFMOON's new monthly tradition.Starting this August, every first Monday of the month, OFFMOON will publish a brand-new indie game on Steam for just $1.Our mission is simple: to make incredible indie games easier to discover at a price anyone can enjoy. We believe your next favorite game could be one you've never heard of—and sometimes all it takes is giving it a chance.Today, that journey begins. We're proud to launch OFFMOON's first published titles: 『Hell Deck』 and 『Who Am I Next?!: Animals』. These are only the first steps in our mission to bring more hidden indie gems to players around the world.With every MoonDay, we'll continue introducing new indie games that deserve to be discovered—one launch at a time.🎥 Hell Deck Trailer🎮 Play Hell Deck Now👿 About Hell Deck You awaken in the depths of Hell, where holy angels descend not to save—but to purge. To survive the divine invasion, you'll command the underworld's demon hordes and rewrite the laws of nature itself.Hell Deck is a dark roguelike deckbuilding defense game where space is limited and survival is bought with flesh. Master its unique Ecosystem Deckbuilding system by creating grotesque demon food chains, triggering powerful mutations, and sacrificing weaker demons to evolve unstoppable apex predators.Every defeat is another chance to grow stronger. Rise again under the watchful gaze of a mysterious voice promising to "fix you," and defend Hell against the relentless Holy Swarm.Game Features🩸 Unique Ecosystem Deckbuilding unlike any other deckbuilder👹 Build evolving demon food chains on a compact tile grid🃏 240+ card variants💀 30+ relics and unique items✨ 5 powerful cursor abilities😇 10 Divine Blessings to discover📺 OFFMOON Livestream Join us on August 3 at 10:00 AM (PDT) for the OFFMOON Livestream!We'll be playing Hell Deck and Who Am...
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