Card Rulings:Flying Fortress SKY FIRE

OCG Rulings

 * This monster cannot be Normal Summoned or Set.


 * Sending one card from your hand to the Graveyard is a cost to activate the effect which destroys an opponent's card.


 * The effect which destroys an opponent's card targets one card on your opponent's field.


 * Neither effect which can only be activated once per opponent's turn targets.