Is Lair of Darkness Structure Deck [1st Edition] worth opening?

Lair of Darkness Structure Deck [1st Edition]: $20.49 of card set value vs a $69.92 price (0.29× value ratio). It is better to open than 30 days ago. Expected value is a model estimate from set-wide Inkwell Fair Values and typical pull rates — individual boxes vary.

How is the sealed product price tracked?

We track sealed product prices daily and blend them into an Inkwell Fair Value. The chart shows historical price movement over time.

What does the value ratio mean?

The value ratio compares what you can expect to pull from the product (or, for products without a pack model, the total value of the set's singles) to the product's price. Above 1.0× means the expected singles are worth more than the price.

How often are sealed prices updated?

Sealed product prices and the value ratio update daily as part of our automated price pipeline.

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Yu-Gi-Oh!

Lair of Darkness Structure Deck [1st Edition]

Name: Lair of Darkness Structure Deck [1st Edition]
Brand: Yu-Gi-Oh!
SKU: yugioh-structure-deck-lair-of-darkness-lair-of-darkness-structure-deck-1st-edition
Price: 69.92 USD
Availability: InStock

Other

Current Price

$69.92

7D Change

30D Change

Last updated: Oct 29, 2026

Browse Structure Deck: Lair of Darkness Cards →

Monthly Price History

Month	Avg	Low	High
Oct 2026	$69.44	$62.09	$69.92
Sep 2026	$62.09	$62.09	$62.09
Aug 2026	$62.09	$62.09	$62.09
Jul 2026	$62.09	$62.09	$62.09
Jun 2026	$62.09	$62.09	$62.09
May 2026	$61.44	$61.15	$62.09
Apr 2026	$60.07	$58.98	$61.15

Value Ratio

vs Structure Deck: Lair of Darkness singles

Card set value

$20.49

Product price

$69.92

Value ratio

0.29×

vs 30d ago

▲ better

$20.49 of card set value vs $69.92 product price — better than 30 days ago. The set's 42 priced cards are worth 0.29× this product's price (was 0.27×).

Value ratio compares the card set value (the Inkwell Fair Value of the set's priced cards, sealed products excluded) to this product's price. Higher is better for buyers.

Top Cards from this Set

Darkest Diabolos, Lord of the Lair

Lilith, Lady of Lament

Ultra Rare

$0.82

Fiendish Rhino Warrior

Common / Short Print

$0.66

View all Structure Deck: Lair of Darkness cards →

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Frequently Asked Questions

Is Lair of Darkness Structure Deck [1st Edition] worth opening?: Lair of Darkness Structure Deck [1st Edition]: $20.49 of card set value vs a $69.92 price (0.29× value ratio). It is better to open than 30 days ago. Expected value is a model estimate from set-wide Inkwell Fair Values and typical pull rates — individual boxes vary.
How is the sealed product price tracked?: We track sealed product prices daily and blend them into an Inkwell Fair Value. The chart shows historical price movement over time.
What does the value ratio mean?: The value ratio compares what you can expect to pull from the product (or, for products without a pack model, the total value of the set's singles) to the product's price. Above 1.0× means the expected singles are worth more than the price.
How often are sealed prices updated?: Sealed product prices and the value ratio update daily as part of our automated price pipeline.