Poseidra, the Atlantean Dragon

Effect Monster

Poseidra, the Atlantean Dragon is a Effect Monster (WATER/Sea Serpent, Level 7) with 2800 ATK / 1600 DEF. First printed in Realm of the Sea Emperor Structure Deck (2012).

Type: Effect Monster
Attribute: WATER
Monster type: Sea Serpent
Level: 7
ATK / DEF: 2800 / 1600
Archetype: Atlantean
Banlist: Unlimited in the TCG, OCG, and Master Duel
TCG release: 2012-10-11
Printings: 1

Card text

You can Tribute 3 Level 3 or lower WATER monsters; Special Summon this card from your hand or Graveyard. When you do: Return all Spell and Trap Cards on the field to the hand, and if you do, if 3 or more cards are returned to the hand by this effect, all monsters your opponent currently controls lose 300 ATK for each.

Approximate value

≈$0.79

A rough figure from recent listings (updated 2026-06-09), not a market value or official price. It varies a lot with printing, condition, edition, rarity, and grading. Check current listings below before buying or selling.

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Printings & rarities

All printings →

Set	Set code	Rarity	Release	Price*
Realm of the Sea Emperor Structure Deck	SDRE-EN001	Ultra Rare	2012-10-11	$3.75

*Approximate, from recent marketplace listings, not market values.