Black Prepare, Arakiba

:Sentinel :[Choose a card from your hand, and discard it] When this unit is placed on from hand, you may pay the cost. If you do, choose one of your units, and it cannot be hit until end of that battle. Rescue 1-(Damage zone):At the beginning of the guard step that your unit with the rescue ability is attacked, you may "call this face up card to your , and it gets +15000". If you do, put the top card of your deck into your damage zone face down, choose a card from your damage zone, heal it, choose one of your vanguards, and deal one damage.