What is the best price to expect for a used copy?

A loose copy of Ys IX: Monstrum Nox on PS4 is currently valued around $62.

How much more is a sealed copy worth compared to a loose one?

A sealed copy is valued at $100, which is $38 more than the loose copy price of $62.

Is the complete-in-box edition worth the extra cost?

Yes, the complete-in-box version sells for $70, offering a slight premium over the loose copy price.

Ys IX: Monstrum Nox [Limited Edition] — PlayStation 4 Price & Value

Name: Ys IX: Monstrum Nox [Limited Edition] — PlayStation 4 Price & Value
Brand: PlayStation

PlayStation 4

What Ys IX: Monstrum Nox [Limited Edition] for PlayStation 4 is worth — loose cart, complete in box, and sealed.

Ys IX: Monstrum Nox [Limited Edition] value — Loose $62 · Complete (CIB) $70 · Sealed (new) $100. Prices updated July 2026.

Platform · PlayStation 4Publisher · NIS AmericaGenre · RPG

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Complete-in-box price history

Monthly CIB value, based on sold comps.

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Which version do you have?

If you just want the item, buy the Pact Edition for $39. The Limited Edition at $70 offers a premium experience, likely through exclusive packaging or higher scarcity, making it desirable for serious collectors. Buyers prioritizing owning the piece on a budget should choose Pact Edition, while those seeking the collector's prestige and enhanced presentation should invest in the Limited Edition.

VersionUsedNewBuy

Limited Edition— this pageYs IX: Monstrum Nox [Limited Edition] — PlayStation 4 Price & Value$70.09$99.95eBay ↗

Pact EditionYs IX: Monstrum Nox [Pact Edition] — PlayStation 4 Price & Value$38.97$47.88eBay ↗

JunkPal AI· resale insightanalyzing sold comps…

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Price data verified against · 1

PriceCharting — Ys IX: Monstrum Nox [Limited Edition] (PlayStation 4)$70.09

Game details

Brand: PlayStation
Platform: PlayStation 4
Publisher: NIS America
Genre: RPG
ESRB: Teen
Release date: February 2, 2021

Ys IX: Monstrum Nox [Limited Edition] (PlayStation 4) resale value

A loose copy of Ys IX: Monstrum Nox [Limited Edition] averages around $62. A complete-in-box (CIB) copy — game, box, and manual — runs about $70, and a factory-sealed copy commands $100.

What drives the price

Condition is everything: a clean, unscratched label, an intact box without crushing, and the original manual can swing the value 30–50%. Test that the game works before you buy or sell.

Price guide

What this actually trades for — sold values by condition vs. what sellers are asking today

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Condition	Value	Based on
Loose	$62	eBay sold comps
Complete (CIB)	$70	eBay sold comps
Sealed (new)	$100	eBay sold comps
Graded (WATA/CGC)	$110	eBay sold comps

Frequently asked questions

What is the best price to expect for a used copy?: A loose copy of Ys IX: Monstrum Nox on PS4 is currently valued around $62.
How much more is a sealed copy worth compared to a loose one?: A sealed copy is valued at $100, which is $38 more than the loose copy price of $62.
Is the complete-in-box edition worth the extra cost?: Yes, the complete-in-box version sells for $70, offering a slight premium over the loose copy price.