Gravekeeper's Assailant [DR1-EN015] Common

Set: Dark Revelation Volume 1 Card type: Effect Monster Rarity: Common Attack: 1500 Defense: 1500 You cannot activate this card's effect unless "Necrovalley" is on the field. When this card declares an attacks, you can change the battle position of 1 face-up monster on your opponent's side of the field.