★Events: NIJISANJI Campaign | Duelist Cup★
★Updates: 12/05 Maintenance | 12/05 Banlist★
★Newly Released Card Packs:
┣ Secret Packs: Atonement's End | Fruits of the Sinful★
┗ Selection Pack: The End of Guilt★
Poseidra, the Storming Atlantean is a Effect Monster card in Yu-Gi-Oh Master Duel! Read on to see its effects, rarity, and all the packs needed to unlock it!
List of Contents

| Rarity |
|
||
|---|---|---|---|
| Level |
7
|
||
| Types & Attribute | Water, Effect, Sea Serpent | ||
| Attack | 2800 | Defense | 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.
| Card Pack List | |
|---|---|
![]() Wrath of the Tyrants |
|
| Card Pack List | |
|---|---|
![]() Forgotten City Dwellers |
|
| Crafting Cost | Disenchanting Cost |
|---|---|
|
|
Basic Finish:
Foil Finish:
Royal Finish:
|
You can craft Poseidra, the Storming Atlantean using CP-Rs. To do so, go to the Deck Builder screen, search for Poseidra, the Storming Atlantean, then click on Generate.
How to Craft Cards

You can also get Poseidra, the Storming Atlantean from the Master Pack. However, we strongly advise against buying from the Master Pack as the odds of pulling Poseidra, the Storming Atlantean are low.
Best Normal and Secret Packs to Buy
| Deck Lists | |
|---|---|
![]() Atlantean Mermail |
|

| Monster Attributes | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Spell | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Traps | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| - | - |
| Toon | Spirit | Union | Gemini |
| Tuner | Flip | Special Summon | - |
Poseidra, the Storming Atlantean Effect, Rarity, and Packs



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