Poseidra, the Storming Atlantean
Poseidra, the Storming Atlantean is a Effect Monster in the Atlantean archetype, first released in 2025 in Supreme Darkness. It has 3 printings across 2 sets (Secret Rare, Quarter Century Secret Rare, Ultra Rare). The cheapest copy is MAMO-EN055 Ultra Rare at $0.20; the most valuable is SUDA-EN016 Quarter Century Secret Rare at $35.80. In the TCG it is currently unlimited (3 copies).
Market price · TCGPlayer
Updated Oct 1, 2026
$0.20 – $35.80
3 printings priced
Type
Sea Serpent
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.
Appears in 2 expansions
Printings (3)
| expansion | Code | Rarity | Price | Buy |
|---|---|---|---|---|
| Supreme Darkness | SUDA-EN016 | Secret Rare | $4.19 | |
| Supreme Darkness | SUDA-EN016 | Quarter Century Secret Rare | $35.80 | |
| Magnificent Monsters | MAMO-EN055 | Ultra Rare | $0.20 |
Poseidra, the Storming Atlantean: FAQ
How much is Poseidra, the Storming Atlantean worth?+
Poseidra, the Storming Atlantean currently sells for $0.20 – $35.80 on TCGPlayer, from $0.20 for MAMO-EN055 up to $35.80 for SUDA-EN016. The exact value depends on the printing, rarity, edition and condition — scan the card with YuScan to see the price of your copy.
Which sets was Poseidra, the Storming Atlantean printed in?+
Poseidra, the Storming Atlantean appears in 2 sets: Supreme Darkness, Magnificent Monsters.
Is Poseidra, the Storming Atlantean legal in tournaments?+
On the current TCG Forbidden & Limited List, Poseidra, the Storming Atlantean is unlimited (3 copies).
What is the passcode of Poseidra, the Storming Atlantean?+
The 8-digit passcode printed on Poseidra, the Storming Atlantean is 99193444.
Atlantean
Cards →
What is your collection worth?
YuScan identifies any Yu-Gi-Oh! card with your camera and tracks live prices per printing across five marketplaces — so a 1st Edition never gets averaged with an Unlimited.
