// Ys IX: Monstrum Nox(2019)
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Ys IX: Monstrum Nox FAQ & buying guide
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What is Ys IX: Monstrum Nox about?
While imprisoned in Balduq, Adol is cursed and becomes a Monstrum. With his newfound powers, he must stop the Grimwald Nox from consuming the city.
Game modes: Single player, Multiplayer, Co-operative
Quick answers
What is the cheapest place to buy Ys IX: Monstrum Nox?
Right now the lowest price for Ys IX: Monstrum Nox we're tracking is $40.08 at Kinguin — 33% below Steam's $59.99. We compare 3 stores and prices refresh every few minutes.
What is the lowest price Ys IX: Monstrum Nox has ever been?
The lowest price we've recorded for Ys IX: Monstrum Nox is $21.06 at YuPlay on March 7, 2026. The current best price is about 90% above that low.
Is Ys IX: Monstrum Nox worth buying?
94% of 1,889 Steam user reviews for Ys IX: Monstrum Nox are positive ("Very Positive").
When was Ys IX: Monstrum Nox released?
Ys IX: Monstrum Nox released on September 26, 2019, developed by Nihon Falcom and published by Nihon Falcom, NIS America.
What platforms is Ys IX: Monstrum Nox available on?
Ys IX: Monstrum Nox is available on Google Stadia, PlayStation 4, PC (Microsoft Windows), PlayStation 5, Nintendo Switch. It supports single player, multiplayer, co-operative.
When do Ys IX: Monstrum Nox prices drop?
Ys IX: Monstrum Nox last hit a new low of $21.06 on March 7, 2026 at YuPlay. Current best price is $40.08. Prices on this page refresh every few minutes, so check back around seasonal sales for new lows.
Where's the cheapest place to buy Ys IX: Monstrum Nox?
The cheapest Ys IX: Monstrum Nox price right now is $40.08 at Kinguin, 33% below the Steam price.
| Store | Discount | Price | Buy link |
|---|---|---|---|
 KinguinBest price | — | $40.08 | Buy Ys IX: Monstrum Nox at Kinguin |
 Steam | — | $59.99 | Buy Ys IX: Monstrum Nox at Steam |
 Green Man Gaming | — | $59.99 | Buy Ys IX: Monstrum Nox at Green Man Gaming |
All-time low: $21.06 at YuPlay on Mar 7, 2026 — the current best price is 90% above it.
Prices in USD, refreshed every few minutes. Switch currency on this page for EUR/GBP/BRL and more.