![Poseidra, the Atlantean Dragon [SDRE-EN001] Ultra Rare](http://gtgames.ca/cdn/shop/files/bf557c70-ed1c-599a-8f1c-30bbfb81baf1.png?v=1757188115&width=800)
Poseidra, the Atlantean Dragon [SDRE-EN001] Ultra Rare
Poseidra, the Atlantean Dragon [SDRE-EN001] Ultra Rare
| Set: | Structure Deck: Realm of the Sea Emperor |
| Card type: | Effect Monster |
| Rarity: | Ultra Rare |
| Attack: | 2800 |
| Defense: | 1600 |
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.
