Indecisive Sky, Alestiel D-LBT01/SP41 SP

[AUTO]:When this unit is placed on (VC), bind the top card of your deck. White Wings-[CONT](VC):When you would ride from your ride deck, you may "Soul Blast (1)" instead of "Choose a card from your hand, and discard it". Black Wings-[CONT](VC):All of your opponent's grade 1 or less rear-guards cannot attack this unit. (White Wings is active when your bind only has odd grades, and Black Wings when it only has even grades)