PCGame

Ys IX: Monstrum Nox

Action RPG about protecting a city with supernatural powers

Nihon Falcom, PH3 GmbH, Engine Software BV · Published by NIS America, Inc. · Released Jul 6, 2021

ActionRPG

Reviews
Very Positive
94% of 1,855
Recent reviews
Very Positive
100% of 11 in 30 days
Players
12
daily peak, Nov 7, 2026
Steam Deck
Verified
Last update on Steam
1 year ago
Dec 9, 2024
Minimum PC
GTX 650 Ti
8 GB RAM · 10 GB disk
Full requirements

What is Ys IX: Monstrum Nox?

This action RPG follows Adol, an adventurer imprisoned in the city of Balduq and transformed into a Monstrum. You explore the city, help residents, and fight creatures in the Grimwald Nox. You can play as six Monstrum, using powers such as wall climbing and detecting hidden objects.

For you if...

  • +you like fast combat with different playable characters
  • +you enjoy exploring a city with movement powers
  • +you want a fantasy RPG with quests and a story

Not for you if...

  • −you prefer open wilderness to a city-centered adventure
  • −you dislike lengthy dialogue and required side quests

What players say

94% of 1,855 reviews are positive · 100% of 11 in the last 30 days

Players praise the combat and the movement powers used to explore Balduq. Common complaints focus on a slow start, lengthy dialogue, and side quests that interrupt the story.

How many players finish Ys IX: Monstrum Nox?

46% of Steam players have unlocked «Monstrum Nox», the achievement for finishing the main story.

Share of everyone who owns the game on Steam, including those who barely played it. Updated weekly.

Screenshots and trailer

Ys IX: Monstrum Nox screenshot 1

Ys IX: Monstrum Nox system requirements

Minimum: GTX 650 Ti, 8 GB RAM, 10 GB of disk space.

As published by the developer.

Can my PC run Ys IX: Monstrum Nox?

Tell us your graphics card once and every game page will answer this for you.

Set up my PC →

Minimum

OS
Windows 10/8.1 64-bit
Processor
Core i3-2100 3.10 GHz
Graphics
Geforce GTX 650 Ti
Memory
8 GB RAM
Storage
10 GB available space
DirectX
Version 11

Recommended

OS
Windows 10/8.1 64-bit
Processor
AMD FX-8320 8-Core
Graphics
Radeon R7 370
Memory
16 GB RAM
Storage
10 GB available space
DirectX
Version 11

Does Ys IX: Monstrum Nox have co-op or multiplayer?

Yes: co-op split-screen. It also has a single-player mode. With Remote Play Together, one copy is enough to play the local modes online with friends.

Does Ys IX: Monstrum Nox run on Steam Deck?

Verified Yes, Verified by Valve: it works on Steam Deck out of the box.

  • All functionality is accessible with the default controller configuration
  • Shows Steam Deck controller icons
  • In-game text is legible on Steam Deck
  • Default graphics settings perform well on Steam Deck
  • External controllers are not supported for the primary player

PC version details

DRM
None declared on Steam
Controller
Full controller support
Platforms
Windows
Achievements
54
Steam features
Cloud saves, Family Sharing, Trading cards
Languages
Full audio: English, Japanese. Text only: French.

Does Ys IX: Monstrum Nox use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 25, 2026. How to filter AI games on Steam

Tags

Recent updates

4 DLC available.

Games like Ys IX: Monstrum Nox