Slate Warrior [TP8-EN003] Super Rare XY82 you can Tribute this face-up

you can Tribute this face-up monster to destroy all face-up Attack Position monsters your opponent controls and inflict damage to your opponent equal to the combined original ATK of those destroyed monster(s)

and destroy that Effect Monster

You can only use this effect once per turn

the ATK/DEF of those changed monsters become 0

Slate Warrior [TP8-EN003] Super Rare XY82 you can Tribute this face-upSet: Tournament Pack 8 Card type: Effect Monster Rarity: Super Rare Attack: 1900 Defense: 400 FLIP: Increase the ATK and DEF of this card by 500 points. The ATK and DEF of a monster that destroys this card as a result of battle is decreased by 500 points.