Legendary Atlantean Tridon

WATER · Sea Serpent / Effect Monster · Level 3 · ATK 1600 / DEF 800

You can Tribute this card and 1 Sea Serpent-Type monster; Special Summon 1 "Poseidra, the Atlantean Dragon" from your hand or Deck, then all monsters your opponent currently controls lose 300 ATK.

Is it legal?

TCGUnlimited (3)

OCGUnlimited (3)

Master DuelUnlimited (3)

Rarity: Normal (N)

Genesys0 points

Price

About $0.14–$0.19 across printings and stores (as of Oct 10, 2026). See listings on TCGplayer · eBay · Cardmarket (EU)

Price history & alerts

Printings

Set	Code	Rarity
Lord of the Tachyon Galaxy	LTGY-EN033	Common
2014 Mega-Tin Mega Pack	MP14-EN019	Common

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