01Poseidra, the Atlantean Dragon

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.

Type

Effect Monster

Attribute

WATER

Monster type

Sea Serpent

Level

7

ATK

2,800

DEF

1,600

Archetype

Atlantean

Ban list (TCG)

Unlimited