Sword of the Nation, Bastion Accord

:This unit is also regarded as "Apex Ruler, Bastion". :All of your grade 3 or greater front row rear-guards cannot be chosen by your opponent's card effects, and get +5000. (Active on opponent's turn too) :At the end of the battle this unit attacked, choose one of your grade 3 or less rear-guards, it, and if your opponent's vanguard is grade 3 or greater, it gets ":When this unit attacks, [ 1 & discard a card with "Bastion" in its card name from hand], and until end of that battle, this unit performs drive checks." until end of turn.