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Poseidra, the Storming Atlantean
WATER · Sea Serpent / Effect Monster · Level 7 · ATK 2800 / DEF 1600
While you control a monster, except "Poseidra, the Storming Atlantean", your opponent's monsters cannot target this card for attacks. You can only use each of the following effects of "Poseidra, the Storming Atlantean" once per turn. You can send 1 other WATER monster from your hand or face-up field to the GY; Special Summon this card from your hand. If this card is Normal or Special Summoned: You can send 1 "Atlantean" or "Mermail" monster from your Deck to the GY, then target 1 card your opponent controls; return it to the hand.
Is it legal?
TCGUnlimited (3)
OCGUnlimited (3)
Master DuelUnlimited (3)
Rarity: Rare (R)
Genesys0 points
Price
About $0.22–$0.22 across printings and stores (as of Oct 9, 2026). See listings on TCGplayer · eBay · Cardmarket (EU)
Price history & alerts
Played in tournaments
In 5 recent tournament lists, mostly Mermail (4), Mermail Atlantean (1).
Most often played with
Across the tournament lists that run Poseidra, the Storming Atlantean: the share of those lists that also run each card.
Neptabyss, the Atlantean Prince100% of lists
Abyssrhine, the Atlantean Spirit100% of lists
Abysstrite, the Atlantean Spirit100% of lists
Mermail Abyssteus100% of lists
Marincess Coral Anemone100% of lists
Superancient Deepsea King Coelacanth100% of lists
Mermail Shadow Squad100% of lists
Atlantean Dragoons100% of lists
Mermail King - Neptabyss100% of lists
Poseidra Abyss, the Atlantean Dragon Lord100% of lists
Deep Sea Minstrel100% of lists
Mermail Abyssgaios100% of lists
Printings
| Set | Code | Rarity |
|---|---|---|
| Magnificent Monsters | MAMO-EN055 | Ultra Rare |
| Supreme Darkness | SUDA-EN016 | Quarter Century Secret Rare |
| Supreme Darkness | SUDA-EN016 | Secret Rare |
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