Interdimensional Dragon, Chronoscommand Dragon

:When this unit is placed on , [ 1 & 1 & discard a card from your hand], put all of your rear-guards on the bottom of your deck in any order, look at five cards from the top of your deck, choose any number of cards from among them, call them to , and shuffle your deck. :When this unit's attack hits a vanguard, your opponent puts all of their rear-guards on the bottom of their deck in any order.