Tantou's Ability Kiwame

:You cannot ride a unit with a different card name from your vanguard. :All of your cards with the same card name as your vanguard become Grade 3/ 13000/ 1 units with "Twin Drive", "Persona Ride", and all of the following. ・:When this unit attacks, 1, and until end of that battle, your opponent cannot call grade 1 or greater cards from hand to . ・:During your opponent's main phase, all of your rear-guards cannot be chosen by your opponent's card effects.