Spell Shattering Sword

Activate 1 of these effects;
● Destroy all face-up Spells your opponent controls.
● Target 1 face-up monster your opponent controls; show 1 "Light and Darkness Ritual" in your hand or GY, then that monster's ATK becomes 0, also its effects are negated.
If this card in its owner's possession is destroyed by an opponent's card: You can destroy 1 card in your opponent's hand (at random) or their field. You can only activate 1 "Spell Shattering Sword" per turn.