YGOPrices · Cards · Mermaid Knight

Mermaid Knight

Attribute: WaterWaterEffectAqua·Unlimited

ATK1500DEF700Level4

Common Rare

While "Umi" is face-up on the field, this card can attack twice during the same Battle Phase.

ArchetypeUmi

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Retail market · this card family

Range across every indexed printing. Currency is never converted.

TCGPlayer prices are temporarily stale. Last source update: 11 Sept.

USD retail range

$0to$9USD

8 printings · 2 rarities

Editions in this family

1st EditionUnlimited / Unspecified

Select a specific printing below for per-printing pricing.

Graded market · edition / variant unspecified

These graded observations apply to the wider Mermaid Knight card family. The source data does not identify which physical edition / finish / language the slabs came from - they are shown here for context and never attributed to a specific printing.

PSA10

61.43USD

vol 26

BGS10

80USD

vol 26

CGC10

37USD

vol 26

SGC10

37USD

vol 26

ANY9.5

8USD

vol 26

ANY9

7USD

vol 26

ANY8

6.65USD

vol 26

ANY7

1.1USD

vol 26

Graded price history · card family

Card-scoped attribution - not tied to any specific printing.

Snapshot depth: 18 distinct days

Series

Raw (USD)$0.86+36.5%Grade 9.5 · any (USD)$8+0.0%

Available: 2026-09-21 to 2026-10-18.

All printings (8)

Every distinct set × rarity × edition combination. Click a set to open that printing’s page with its own pricing.

Set	Card #	Rarity	Edition	Finish / lang	USD	EUR
Structure Deck: Fury from the Deep2005	SD4-EN011	Common	1st Edition	EN	$0.5	€0.5
Ancient Sanctuary2004	AST-025	Common	1st Edition	EN	$1.42	€1.42
Dark Revelation Volume 22005	DR2-EN137	Rare	Unlimited / Unspecified	nonfoil · EN	$8.83	€0.72
Dark Revelation Volume 22005	DR2-EN137	Rare	Unlimited / Unspecified	foil · EN	$0.22	€0.22
Structure Deck: Fury from the Deep2005	SD4-EN011	Common	Unlimited / Unspecified	nonfoil · EN	$0.15	€0.15
Structure Deck: Fury from the Deep2005	SD4-EN011	Common	Unlimited / Unspecified	foil · EN	$0.08	€0.08
Ancient Sanctuary2004	AST-025	Common	Unlimited / Unspecified	nonfoil · EN	$0.65	€0.4
Ancient Sanctuary2004	AST-025	Common	Unlimited / Unspecified	foil · EN	$0.07	€0.07

Structure Deck: Fury from the DeepSD4-EN011·2005Common1st Edition·EN
$0.5€0.5
Ancient SanctuaryAST-025·2004Common1st Edition·EN
$1.42€1.42
Dark Revelation Volume 2DR2-EN137·2005RareUnlimited / Unspecified·nonfoil · EN
$8.83€0.72
Dark Revelation Volume 2DR2-EN137·2005RareUnlimited / Unspecified·foil · EN
$0.22€0.22
Structure Deck: Fury from the DeepSD4-EN011·2005CommonUnlimited / Unspecified·nonfoil · EN
$0.15€0.15
Structure Deck: Fury from the DeepSD4-EN011·2005CommonUnlimited / Unspecified·foil · EN
$0.08€0.08
Ancient SanctuaryAST-025·2004CommonUnlimited / Unspecified·nonfoil · EN
$0.65€0.4
Ancient SanctuaryAST-025·2004CommonUnlimited / Unspecified·foil · EN
$0.07€0.07

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Grounded answers about Mermaid Knight

Answers cite this card's live database facts. Printings, rarity, edition, ATK/DEF, archetype, current prices and Forbidden & Limited status where recorded. YGOPrices AI does not invent card details.

FAQ

About Mermaid Knight

How many printings of Mermaid Knight are there?

We currently track 8 printings of Mermaid Knight across 2 rarities. Each printing (set × rarity × edition × language) is priced separately.

How much is Mermaid Knight worth?

Live USD retail across every indexed printing of Mermaid Knight currently spans $0 to $9. Individual printing prices vary by rarity and edition.

What archetype is Mermaid Knight part of?

Mermaid Knight lists the following archetype: Umi.

Where can I buy Mermaid Knight?

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