Groundbreaker [Champs and States] F -20 your opponent cannot select monsters

your opponent cannot select monsters on your side of the field as attack targets if they include "Harpie" in their card names (other than "Harpie's Pet Baby Dragon" and "Harpie's Brother")

Set: World Championships 2005 Type: Item Rarity: Uncommon

) When this card leaves the field

That monster's effect(s) is negated

Set: Dark Revelation Volume 2 Card type: Effect Monster Rarity: Common Attack: 2300 Defense: 2000 This card cannot be Normal Summoned or Set

Groundbreaker [Champs and States] F -20 your opponent cannot select monstersSet: Champs and States Type: Creature Elemental Rarity: Rare Cost: {G}{G}{G} Trample, haste At the beginning of the end step, sacrifice Groundbreaker.