Princesse des Crânes Serviteurs RATE-FR033

The name of this card becomes "Skull Servant" as long as it is in the Graveyard. If this card is Normally or Special Summoned: You can send 1 "Skull Servant King" from your Deck to the Graveyard. During each player's turn: You can send this card from your hand or field to the Graveyard, until the end of this turn, all monsters currently on the field lose ATK/DEF equal to their own Level/Rank x 300.