The Game Census
Ys IX -Monstrum NOX- cover art

Ys IX -Monstrum NOX-

Nihon Falcom · Clouded Leopard Entertainment · 2022-01-19

SteamGOGPlayStation StoreEpic Games StoreAmazon

ActionRPG

Franchise: Ys · Modes: Single player, Multiplayer, Co-operative · Perspectives: Third person

Releases: Jul 06, 2021 (Google Stadia), Sep 09, 2021 (Nintendo Switch), Sep 26, 2019 (PlayStation 4), May 12, 2023 (PlayStation 5), Jul 06, 2021 (PC (Microsoft Windows))

Ys IX, the high-speed action RPG known for its exhilarating battles and adventure powered by special abilities, is now available on Steam®!

90%
positive of 613 reviews
Very Positive
steam's rating (official)
0–20,000
owners (SteamSpy est.)
84/100
critic score (6 outlets, IGDB)
83/100
IGDB user rating (34 ratings)
53h
to beat · rushed 30h · completionist 50h
Verified
Steam Deck (Valve)
SteamOS: Playable
$21.99
steam price (US)
Ys IX: Monstrum Nox is a 2019 action role-playing game developed by Nihon Falcom. The ninth numbered installment in the Ys series, it was first released for the PlayStation 4 in Japan in September 2019. NIS America released the game internationally in February 2021, followed by versions for Windows, Nintendo Switch, Google Stadia, and PlayStation 5.

Health check

Quietly active
  • · 26 reviews in the last 8 weeks (~3/week).
  • · Review velocity down 33% vs the prior 8 weeks.
  • · Top 30% of 16,615 Action games in the census by review count.
Estimated sales: 12k–28k copies

Review-multiple estimate from 613 total reviews — how this is computed.

All-time low: $21.99 at Steam (2023-04-25)via IsThereAnyDeal

Review momentum

PositiveNegative
252520222026Week of 2022-01-01: 25 positiveWeek of 2022-01-01: 5 negativeWeek of 2022-02-01: 20 positiveWeek of 2022-02-01: 2 negativeWeek of 2022-03-01: 14 positiveWeek of 2022-03-01: 1 negativeWeek of 2022-04-01: 11 positiveWeek of 2022-04-01: 3 negativeWeek of 2022-05-01: 21 positiveWeek of 2022-05-01: 1 negativeWeek of 2022-06-01: 5 positiveWeek of 2022-07-01: 5 positiveWeek of 2022-07-01: 1 negativeWeek of 2022-08-01: 11 positiveWeek of 2022-08-01: 1 negativeWeek of 2022-09-01: 4 positiveWeek of 2022-10-01: 5 positiveWeek of 2022-10-01: 1 negativeWeek of 2022-11-01: 9 positiveWeek of 2022-11-01: 1 negativeWeek of 2022-12-01: 7 positiveWeek of 2022-12-01: 1 negativeWeek of 2023-01-01: 8 positiveWeek of 2023-02-01: 14 positiveWeek of 2023-03-01: 9 positiveWeek of 2023-03-01: 2 negativeWeek of 2023-04-01: 10 positiveWeek of 2023-04-01: 2 negativeWeek of 2023-05-01: 21 positiveWeek of 2023-05-01: 2 negativeWeek of 2023-06-01: 14 positiveWeek of 2023-06-01: 2 negativeWeek of 2023-07-01: 18 positiveWeek of 2023-07-01: 2 negativeWeek of 2023-08-01: 12 positiveWeek of 2023-09-01: 14 positiveWeek of 2023-09-01: 2 negativeWeek of 2023-10-01: 8 positiveWeek of 2023-10-01: 2 negativeWeek of 2023-11-01: 12 positiveWeek of 2023-11-01: 1 negativeWeek of 2023-12-01: 9 positiveWeek of 2023-12-01: 3 negativeWeek of 2024-01-01: 4 positiveWeek of 2024-02-01: 16 positiveWeek of 2024-02-01: 1 negativeWeek of 2024-03-01: 4 positiveWeek of 2024-04-01: 13 positiveWeek of 2024-04-01: 3 negativeWeek of 2024-05-01: 3 positiveWeek of 2024-06-01: 1 positiveWeek of 2024-06-01: 2 negativeWeek of 2024-07-01: 5 positiveWeek of 2024-07-01: 1 negativeWeek of 2024-08-01: 6 positiveWeek of 2024-09-01: 6 positiveWeek of 2024-09-01: 1 negativeWeek of 2024-10-01: 15 positiveWeek of 2024-10-01: 2 negativeWeek of 2024-11-01: 2 positiveWeek of 2024-12-01: 11 positiveWeek of 2025-01-01: 5 positiveWeek of 2025-02-01: 8 positiveWeek of 2025-02-01: 1 negativeWeek of 2025-03-01: 6 positiveWeek of 2025-04-01: 5 positiveWeek of 2025-05-01: 6 positiveWeek of 2025-05-01: 1 negativeWeek of 2025-06-01: 6 positiveWeek of 2025-06-01: 1 negativeWeek of 2025-07-01: 3 positiveWeek of 2025-08-01: 7 positiveWeek of 2025-08-01: 2 negativeWeek of 2025-09-01: 3 positiveWeek of 2025-10-01: 3 positiveWeek of 2025-10-01: 1 negativeWeek of 2025-11-01: 1 positiveWeek of 2025-11-01: 1 negativeWeek of 2025-12-01: 3 positiveWeek of 2025-12-01: 1 negativeWeek of 2026-01-01: 3 positiveWeek of 2026-01-01: 1 negativeWeek of 2026-02-01: 3 positiveWeek of 2026-03-01: 2 positiveWeek of 2026-03-01: 1 negativeWeek of 2026-04-01: 4 positiveWeek of 2026-05-01: 4 positiveWeek of 2026-06-01: 3 positiveWeek of 2026-07-01: 1 negativeWeek of 2026-08-01: 2 positiveWeek of 2026-08-01: 2 negativeWeek of 2026-09-01: 4 positive
Weekly review counts (Steam review histogram). Positive above the line, negative below.

Attention

126592026-06-21 — 92 pageviews2026-06-24 — 89 pageviews2026-06-27 — 75 pageviews2026-06-30 — 83 pageviews2026-07-03 — 82 pageviews2026-07-06 — 75 pageviews2026-07-09 — 90 pageviews2026-07-12 — 84 pageviews2026-07-15 — 75 pageviews2026-07-18 — 115 pageviews2026-07-21 — 91 pageviews2026-07-24 — 67 pageviews2026-07-27 — 115 pageviews2026-07-30 — 74 pageviews2026-08-02 — 77 pageviews2026-08-05 — 82 pageviews2026-08-08 — 78 pageviews2026-08-11 — 82 pageviews2026-08-14 — 82 pageviews2026-08-17 — 65 pageviews2026-08-20 — 70 pageviews2026-08-23 — 87 pageviews2026-08-26 — 126 pageviews2026-08-29 — 68 pageviews2026-09-01 — 94 pageviews2026-09-04 — 76 pageviews2026-09-07 — 99 pageviews2026-09-10 — 69 pageviews2026-09-13 — 96 pageviews2026-09-16 — 102 pageviews2026-09-18 — 87 pageviews
Daily Wikipedia pageviews (attention proxy, census-recorded).

Completion

54
achievements tracked
95.6%
earned "To Freedom"
29.6%
median achievement earned by

Global achievement rates from Steam.

Details

WindowsSingle-playerSteam AchievementsGamepad RecommendedDualShock Controller SupportPartial Controller SupportSteam CloudFamily Sharing

2 supported languages: Traditional Chinese, Korean

Console footprint

PlatformPlayers trackedCompletionTrophies/achievements
Steam (Steam)23917%54

Players tracked by Exophase (achievement/trophy trackers) — a sample of the player base, not total sales.

Player tags

3DRPGDarkJRPGAnimeActionAction RPGStory RichSingleplayer

Census log

Computed from census-recorded observations only — dates are observation dates.

Players also track

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Similarity via IGDB.

Official site ↗Wikipedia ↗