Ys IX Monstrum Nox

Ys IX: Monstrum Nox is a fast-paced PC action RPG from Nihon Falcom, with PC port work credited to PH3 GmbH and Engine Software BV. The English storefront uses the title Ys IX: Monstrum Nox; a separate Clouded Leopard Entertainment listing appears as Ys IX -Monstrum NOX- and does not include English text or English audio. For English-speaking PC players, the NIS America version is the relevant edition.

The game follows Adol Christin after he is imprisoned in Balduq, a city controlled by the Romun Empire. A mysterious encounter transforms him into a Monstrum, granting supernatural powers and drawing him into the conflict surrounding the Grimwald Nox, a hostile dimension occupied by Lemures.

High-speed combat in Prison City

Ys IX uses a third-person action RPG perspective built around direct character control, rapid movement, skill attacks, and real-time enemy encounters. Combat is not turn-based and does not revolve around issuing long command queues. You dodge, reposition, exploit enemy weaknesses, and switch between playable party members as the situation changes.

Each character has a distinct weapon type, attack rhythm, skill list, and elemental alignment. The combat loop rewards constant movement rather than passive defense, especially during boss battles where recognizing attack patterns and using the right evasive option matters more than simply trading damage.

Party members can be changed during exploration and combat, letting you match different attack types to enemy vulnerabilities. Skills consume resources, while equipment, accessories, healing items, and upgrade materials create a straightforward progression layer around the action-focused core.

Players who enjoy character-driven anime action RPGs with compact dungeon runs may also appreciate urban-fantasy action RPGs such as Tokyo Xanadu eX+, although Ys IX places much more emphasis on vertical traversal and a single dense city.

Monstrum Gifts change exploration

The defining system is the collection of Monstrum Gifts. These supernatural abilities are shared across the group after their associated Monstrum joins the party, so exploration is not restricted by which character happens to be active.

Adol's Crimson Line functions as a grappling ability for reaching marked points and can also pull him toward selected enemies. Hawk's Hunter's Descent enables controlled gliding, while White Cat's Heaven's Run allows wall-running and vertical scaling. Other Gifts provide movement, scanning, warping, or environmental access.

Balduq is designed around these abilities. Rooftops, prison walls, hidden ledges, sealed routes, and elevated platforms become accessible as the Monstrums join the group, turning the city into a layered exploration space rather than a conventional flat hub.

The Gifts are not only traversal tools. Several can be used during encounters, allowing the player to close distance, evade attacks, reposition around large enemies, or reach targets that would otherwise be difficult to approach. Their limited gauge prevents unrestricted use and gives the movement system a light resource-management element.

Grimwald Nox and the city’s progression loop

Balduq's story progression is connected to the Nox meter. Fighting enemies and completing activities raises the meter, and reaching the required threshold opens a Grimwald Nox event. These battles place the Monstrums against waves of Lemures in raid-style encounters.

Some Grimwald Nox missions ask the party to defend a Sphene, while others focus on destroying targets within an active combat zone. Defensive structures, decoys, and other support options add a tactical layer without replacing the game's real-time combat.

These sequences are part of the main progression rather than an entirely optional side mode. Players who prefer uninterrupted dungeon crawling should know that the game periodically shifts from exploration and boss fights into structured wave battles.

The Dandelion serves as the party's base in Balduq. New residents can join the hideout, unlock services, improve equipment access, provide crafting or cooking support, and expand the broader progression loop. Side quests and NPC interactions also flesh out the city's population and reveal more of its local conflicts.

Content, DLC, and edition differences

The English PC release is a paid single-player game. Its base campaign contains the story, playable Monstrums, Balduq exploration, dungeons, Grimwald Nox missions, side quests, equipment progression, and the main collectible and mastery loops.

Optional PC add-ons focus primarily on costumes, character attachments, consumable items, bonus equipment, and other supplementary content. The Steam catalog separates these into bundles including Bonus Costumes and Items, Consumable Bundle, Attachments Bundle, and Monstrum Troupe Bundle.

The English Digital Ultimate Edition bundle combines the base game with 45 DLC items. Those additions are largely cosmetic or convenience-oriented rather than a separate story expansion, so the central campaign is not divided between multiple paid narrative chapters.

Storefront naming is important because Steam also carries a separate Asian PC version under Ys IX -Monstrum NOX-. That listing is published by Clouded Leopard Entertainment and documents Traditional Chinese and Korean interface or subtitle support, with Japanese audio. It should not be confused with the English NIS America release.

Who should play Ys IX?

Ys IX is a strong fit for players who want real-time JRPG combat, quick boss encounters, stylish party switching, and an exploration system that keeps adding new movement options. It is also approachable for newcomers because its central combat rules are easier to understand than the deeper systems found in many turn-based role-playing games.

The game particularly suits players who like revisiting locations after unlocking new traversal abilities. Balduq rewards attention to rooftops, side paths, hidden rooms, landmarks, treasure chests, graffiti, and other map-completion objectives.

It is less suitable for players looking for online multiplayer, a cooperative campaign, or a large open-world sandbox with unrestricted environmental simulation. The game is structured as a focused story-driven adventure with a dense urban setting, instanced dungeons, side requests, and recurring Grimwald Nox battles.

Players who prefer darker anime hack-and-slash RPGs with a compact campaign structure can compare it with companion-focused dark-fantasy action RPGs like Nights of Azure, though Nights of Azure uses mission-based areas and a different party-support system.

PC features and localization

The English Steam release includes English interface, subtitles, and full audio, alongside Japanese interface, subtitles, and audio. French interface and subtitles are also listed. The separate Clouded Leopard version has a different localization profile, which is the main practical reason to verify the publisher before purchasing.

Steam lists the English edition as single-player and includes Steam Achievements, Steam Cloud, Family Sharing, Steam Trading Cards, and Remote Play Together. Remote Play Together does not turn Ys IX into a native cooperative campaign; the underlying game remains designed for one player.

Controller support is appropriate for the game's action-oriented design, while keyboard and mouse controls are also available on PC. The important distinction is not multiplayer functionality but choosing the correct regional storefront build for the desired language options.

There is no separate competitive ecosystem, dedicated server layer, or live-service progression structure. Ys IX is a self-contained action RPG whose long-term appeal comes from side quests, exploration completion, difficulty options, equipment upgrades, collectibles, and mastering its combat systems.

Ys IX: Monstrum Nox FAQ

What is the current PC storefront name?

The English PC release is listed as Ys IX: Monstrum Nox by NIS America. A separate Asian release is listed as Ys IX -Monstrum NOX- by Clouded Leopard Entertainment. This is a regional publishing difference, not a verified rebrand into a new definitive title.

Does Ys IX: Monstrum Nox have English audio?

Yes. The NIS America Steam edition lists English and Japanese full audio, with English, French, and Japanese text support. The Clouded Leopard edition does not list English support, so the publisher and language table should be checked carefully.

Is Ys IX single-player or multiplayer?

Ys IX is a single-player action RPG. Steam lists Remote Play Together, but that feature does not represent a native co-op campaign, split-screen party mode, or online multiplayer system.

What are Monstrum Gifts used for?

Monstrum Gifts are supernatural abilities used for traversal and, in some cases, combat. They include grappling, gliding, wall-running, scanning, and other movement options that progressively open Balduq and its surrounding areas.

Does the PC version include every DLC pack?

The standard English base game does not automatically include every optional add-on. Steam offers separate cosmetic, attachment, consumable, and Monstrum Troupe bundles, while the Digital Ultimate Edition combines the game with 45 DLC items.

Is Ys IX a good starting point for the Ys series?

Yes. The story is part of Adol Christin's wider adventure history, but Ys IX presents a largely self-contained conflict in Balduq. New players can follow the main narrative without completing earlier entries, while returning fans will recognize recurring systems and series conventions.