Sudden Surprise Strike, Shiro (NGL/S58-E089 U) [No Game No Life]

[AUTO] [(1) Put 1 card from your hand into your clock] When you use this card's"Backup", you may pay the cost. If you do, choose 1 of your opponent's characters with level higher than your opponent's level, and put it at the bottom of his or her deck. [ACT] [Counter] Backup 1500, Level 1 [(1) Put this card from your hand into your waiting room] (Choose 1 of your characters that is being frontal attacked, and that character gets +1500 power until end of turn.