Visas Starfrost

If this card is in your hand: You can target 1 monster you control with a different Type and Attribute; destroy it, and if you do, Special Summon this card. You can only use this effect of "Visas Starfrost" once per turn. When this card destroys an opponent's monster by battle: You can make this card gain ATK equal to half the destroyed monster's original ATK or DEF (whichever is higher).