Asuna's Commanding Strength

【AUTO】 When this card is placed on stage from your hand or by the effect of a card named "Returning to the Front Lines", you may put the top card of your clock into your waiting room.【AUTO】［(1) Put a card from your hand into your waiting room］ When this card attacks, you may pay the cost. If you do, all of your 《Avatar》 characters get +500 power and +1 soul until end of turn.