Ultimate Dimensional Robo, Great Daikaiser

(This ability is active if you have four or more damage):[ 2-card with "Dimensional Robo" in its card name] When this unit attacks, you may pay the cost. If you do, this unit gets drive check+1 until end of that battle. This ability cannot be used for the rest of that turn. (Even if you do not pay the cost, this ability cannot be used for the rest of that turn.):If you have a card named "Super Dimensional Robo, Daikaiser" in your soul, this unit gets +2000.