Card Rulings:Poseidra, the Atlantean Dragon

OCG Rulings

 * The effect that Special Summons this card from the hand or Graveyard is an Ignition Effect. Also, it does not target.


 * Face-down WATER monsters can also be tributed.


 * The effect that returns all Spell/Trap Cards on the field to the hand is a Trigger Effect. Also, the effect that reduce 300 ATK for each returned card resolves as part of the Trigger Effect.


 * The effect that reduces ATK is applied if 3 or more Spell or Trap Cards that either player controls are returned to the hand.