The Wicked Eraser [KICO-EN062] Rare

Set: King's Court Card type: Effect monster Rarity: Rare Attack: ? Defense: ? Cannot be Special Summoned. Must be Normal Summoned/Set by Tributing 3 monsters. This card's ATK/DEF are equal to the number of cards your opponent controls x 1000. During your Main Phase: You can destroy this card. If this card is destroyed and sent to the GY: Destroy all cards on the field.