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  6. Sea Dragon's Lair

Union Arena · UE08BT: Black Clover Release Event Cards · #UEPR/BCV-1-098 · Common

Sea Dragon's Lair

Union Arena card price for Sea Dragon's Lair: $0.54 market, from $0.49 at the cheapest listing, Normal printing, updated Oct 20, 2026. Full price history since Jun 2, 2025 below.

Market price · Normal · Oct 20, 2026
$0.54
−3.6% this week · +1.9% in 30 days
Buy on eBay →
1 day−3.6%
7 days−3.6%
30 days+1.9%
90 days+14.9%
1 year−52.2%
All time−72.2%

Sellers right now

$0.49lowest listing$1.50highest
Market price$0.54
Mid listing$1.00
30-day avg$0.54

Market price is what a near-mint copy actually sold for. The cheapest listing is what a seller asks today — on thin markets the two differ a lot.

Where to buy

TCGplayer$0.54

One year

$0.4452-week low$1.1352-week high
In the range14%
All-time low$0.44
All-time high$1.94
First priceJun 2, 2025
Normal · market price
$0.40$0.67$0.93$1.20
$0.54
Oct 2025Feb 2026Jun 2026Oct 2026
TCGplayer market price · via tcgcsvtcgrate.com

Price story

Sea Dragon's Lair came out in May 2025; we leave the first weeks out of this story, because early prices are set before real supply exists. Over the past twelve months it moved −52.2%, trading between $0.44 and $1.13. The current price is near the bottom of that range. Listings currently start at $0.49; over the last 30 days the market price averaged $0.54.

Printings

PrintingMarketLowHigh7d
Normal$0.54$0.49$1.50−3.6%

The card in play

Card type
Event
Series Name
Black Clover
Required Energy
2
Action Point Cost
1
Activation Energy
Red
Card text

Choose one character on your front line. It gains "Your opponent cannot choose this character with abilities on characters, abilities on event cards, or trigger abilities" until the start of your next turn. If "Noelle Silva" is on your field, choose up to one of your AP cards and switch it to active.

Trigger

[Draw] Draw a card.

Other printings of Sea Dragon's Lair

1 more · $0.15 – $0.54
All printings
Sea Dragon's Lair (UE08BT/BCV-1-098), Black Clover — Union Arena card price 0.0% 7d Sea Dragon's Lair UE08BT: Black Clover · #UE08BT/BCV-1-098 $0.15

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