Fifth Omni Cavalry Dragon, Merak "SD" (Promo)

This card cannot be called to the center. If you have another originally size 2 or greater 《Armordragon》 on your field, reduce the size of this card on the field by 2. [Counter]【Act】 Choose an 《Armordragon》 on your field, and for this turn, it gets power+1000, defense+1000, [Penetrate], and you take 1 damage! You may only use this ability once per turn.