Chouchou, Tino

:Sentinel :[Choose a card with "Chouchou" in its card name from your hand, and discard it] When this unit is placed on , you may pay the cost. If you do, choose one of your units that is being attacked, and it cannot be hit until end of that battle. (Drop zone):[ 1 & Choose another "Chouchou, Tino" from your drop zone, and put it on the bottom of your deck] When your rear-guard is put into your deck during your turn, you may pay the cost. If you do, return this card to your hand.