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Ys IX: Monstrum Nox

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.

OfficialJul 6, 2021 · Nihon FalcomActionRPGAdjustable DifficultyCo-opColor AlternativesWindows

Current best

$59.99

at GOG · Jul 6

All-time low

$23.99

Jul 8, 2026

Stores tracked

2

sources indexed

Review signal

94%

1,913 reviews

Ys IX: Monstrum Nox cover

Current best · GOG

$59.99

Observed Jul 6

View best listing

Observed low target

$23.99 · based on the previous indexed low

KeyDwarf only tracks observations — checkout happens on the store.

Tracked Stores

Best indexed price $59.99 at GOG.

2/2
G

GOG

BestOfficialIn stock

Ys IX: Monstrum Nox · Region US · Jul 6

$59.99

View listing
S

Steam

OfficialIn stock

Ys IX: Monstrum Nox · Region US · Jul 14

$59.99

View listing
How trust is scored: KeyDwarf combines source type, known retailer posture, marketplace risk, activation-region warnings, and source transparency. Checkout and support still happen with the external seller.

Price History

3 observations
Low $23.99
Best observed priceAll-time low

All-time low

$23.99

Jul 8, 2026 · Steam

12-week avg

$47.99

3 recent observations

Current vs low

+150%

Current $59.99

Recommendation

Watch for drop

consider setting an alert

Lowest indexed daily price per currency. KeyDwarf tracks listings and does not sell keys.

Media

12 indexed

Common Questions

Where is Ys IX: Monstrum Nox cheapest right now?

Ys IX: Monstrum Nox is currently indexed at $59.99 from GOG. Publisher, direct storefront, or authorized retail source. Check the linked store's current terms before acting.

What is the historical low for Ys IX: Monstrum Nox?

The indexed low for Ys IX: Monstrum Nox is $23.99 from Steam, observed Jul 8, 2026. The current indexed price is 150% above that low, so KeyDwarf labels it "Watch for drop".

Is the top source safe?

GOG is labeled "Official store" in the index. KeyDwarf tracks the listing and source risk, but checkout and support stay with the external store.

What is the review signal?

Ys IX: Monstrum Nox has a best indexed review signal of 94%.

Can KeyDwarf notify me about a lower price?

Use the alert target control on this page to save a watch target after sign-in.