Graceful Skull Dice

Roll a six-sided die twice and apply these effects for the rest of this turn.
● Monsters you control that mention "Dark Time Wizard" gain ATK/DEF equal to the total x 200.
● Monsters your opponent controls lose ATK/DEF equal to the total x 200.
If your opponent Normal or Special Summons a monster(s) while this card is in your GY: You can banish this card, then target 1 of those monsters; roll a six-sided die twice, and if the total is 6 or more, destroy that monster.