If "Golden Castle of Stromberg" is in a Field Zone, you can Normal Summon this card without Tributing. Once per turn, if "Golden Castle of Stromberg" is in a Field Zone: You can target 1 card on the field, except this one; destroy it, and if you do, this card can make up to 2 attacks on monsters during each Battle Phase this turn. When this card destroys a monster by battle: You can target 1 face-up monster you control; it gains 400 ATK.