Mermail King - Neptabyss (Quarter Century Secret Rare) YU-GI-OH
Also known as Mermail King - Neptabyss QCSR
Mermail King - Neptabyss (Quarter Century Secret Rare) #ROTA-EN046 (Rage of the Abyss) is worth about $11.36 today, the TCGplayer market price for any condition as of 2026-10-28, down 5% over 30 days.
This card has 2 printings (TCGplayer market, 2026-10-28): Quarter Century Secret Rare $11.36 (this page), Ultra Rare $0.31.
price trend and the high since we began tracking: more ↓less ↑
Mermail King - Neptabyss (Quarter Century Secret Rare) #ROTA-EN046 is trending down: $11.36 today, down 5% in 30 days and 7% below its high of $12.28 (2026-09-16), the highest since we began tracking (2026-09-16), but near its low of $11.36 (2026-10-28). TCGplayer market price as of 2026-10-28, tracked daily since 2026-09-16. chart →
Price data for your app or store: API and daily history since 2024 · CSV download
WORTH GRADING?
WHERE TO BUY AND SELL
1st Edition · no eBay scan yetshow the work →
| TCGplayer market | $11.36 | verify ↗ |
| TCGplayer lowest ask | $10.81 |
GAME DATA[ + ] SHOW[ × ] HIDE
- ATTACK
- 2400
- ATTRIBUTE
- WATER
- CARD TYPE
- Link/Effect Monster
- LINKARROWS
- Bottom-Left;Bottom;Bottom-Right
- LINKRATING
- 3
- DESCRIPTION
- 2+ monsters, including a Fish, Sea Serpent, or Aqua monster Your opponent cannot target WATER monsters this card points to with card effects. You can only use each of the following effects of "Mermail King - Neptabyss" once per turn. If a WATER monster(s) is sent to the GY to activate a card or effect (except during the Damage Step): You can take 1 "Abyss-" Equip Spell from your Deck or GY and either add it to your hand or equip it to this card. If this card in its owner's possession is destroyed by an opponent's card: You can add 1 "Atlantean" or "Mermail" monster from your Deck to your hand.
- MONSTERTYPE
- Sea Serpent
MORE FROM RAGE OF THE ABYSS
FULL SET →
PRICE FAQ
Why does Mermail King - Neptabyss #ROTA-EN046 have two prices?
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Mermail King - Neptabyss #ROTA-EN046 was printed 2 ways and each one sells separately: Quarter Century Secret Rare $11.36; Ultra Rare $0.31 (TCGplayer market, 2026-10-28). Check the set, the rarity mark and any parallel foil, manga art or edition stamp on your copy to know which price is yours; TickerMint prices every printing on its own page.
What would a card shop pay for Mermail King - Neptabyss (Quarter Century Secret Rare)?
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Shops and show vendors commonly offer about 70% of market in cash and 80% in store credit. At today's $11.36 market price that is roughly $7.95 cash or $9.09 trade for a near-mint copy. Selling it yourself on TCGplayer or eBay nets more after fees; see the seller-net answer below.
What is Mermail King - Neptabyss (Quarter Century Secret Rare) (Rage of the Abyss) worth today?
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Mermail King - Neptabyss (Quarter Century Secret Rare) [1st Edition] has a TCGplayer market price of $11.36 as of 2026-10-28.
Is Mermail King - Neptabyss (Quarter Century Secret Rare) going up or down in price?
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Mermail King - Neptabyss (Quarter Century Secret Rare) #ROTA-EN046 is trending down: $11.36 today, down 5% in 30 days and 7% below its high of $12.28 (2026-09-16), the highest since we began tracking (2026-09-16), but near its low of $11.36 (2026-10-28). TCGplayer market price as of 2026-10-28, tracked daily since 2026-09-16. Other windows: down 1.6% over 7 days.
What is the highest price for Mermail King - Neptabyss (Quarter Century Secret Rare) since TickerMint began tracking?
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TickerMint began tracking Yu-Gi-Oh prices on 2026-09-16, after Mermail King - Neptabyss (Quarter Century Secret Rare) came out, so these are the highest and lowest prices since we began tracking (2026-09-16), not all-time records. In TickerMint's daily data (since September 2026), the TCGplayer market price for Mermail King - Neptabyss (Quarter Century Secret Rare) [1st Edition] (all conditions) peaked at $12.28 (2026-09-16) and bottomed at $11.36 (2026-10-28).
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