The Meaning of “Going Out”, Aqua

【AUTO】 [(1) Put 1 card from your hand into your waiting room] When you use this card's "Backup", you may pay the cost. If you do, choose 1 of your characters, and return it to your hand.【ACT】 【COUNTER】 Backup 2000, 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 +2000 power until end of turn)