Tantou's Ability Kiwame

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