1 Blackwing Tuner + 1 or more non-Tuner monsters This card cannot be destroyed by battle, and you take no Battle Damage from battles involving this card. If this card attacks a monster, you can place 1 Wedge Counter on that monster at the end of the Damage Step (max. 1). You can remove all Wedge Counters from your opponent s monsters to reduce the ATK and DEF of each monster that had a Wedge Counter to 0, until the End Phase.