Yu-Gi-Oh! · Legendary Collection 3: Yugi's World

King of the Swamp

French name: Roi des Marais

LCYW-EN256Common

King of the Swamp (Legendary Collection 3: Yugi's World LCYW-EN256) has a market price of US$0.76 to US$0.93 as of Nov 9, 2026.

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Price guide

The market price on TCGplayer, in US dollars: a guide, not an offer.

Market price

UnlimitedUS$0.76Low US$0.39

1st EditionUS$0.93Low US$0.40

As of Nov 9, 2026 · The market price is TCGplayer’s, in US dollars. It is a guide, not an offer.

Card details

Type: Effect Monster
Level: 3
Attribute: WATER
Monster type: Aqua
ATK: 500
DEF: 1,100

Card text

You can substitute this card for any 1 Fusion Material Monster. When you do this, the other Fusion Material Monster(s) must be the correct one(s). Discard this card from your hand to the Graveyard to add a "Polymerization" from your Deck to your hand. The Deck is then shuffled.

About this card

King of the Swamp is card LCYW-EN256 in Legendary Collection 3: Yugi's World, a Yu-Gi-Oh! set released Oct 2, 2012. Rarity: Common. Finishes: Unlimited, 1st Edition. Reference market price on Nov 9, 2026: US$0.76 (Unlimited), US$0.93 (1st Edition). Over the last 30 days, the Unlimited price went down 1.3%. Source: TCGplayer market data via tcgcsv.com, updated daily. A reference price is not an offer.