Proof of Powerlessness | RGBT-EN076

Set: Raging Battle
Number: RGBT-EN076
Rarity: Common
Attribute: TRAP
Card Type: Normal Trap
Attack: 0
Defense: 0
Description: Activate only if you control a Level 7 or higher monster. Destroy all face-up Level 5 or lower monsters your opponent controls. During the turn you activated this card, monsters you control cannot attack.