Afterimage Technique (BT5-023) - Mythic Booster

[Counter:Attack] Your Leader Card is red : Choose up to 1 of your cards and it gets +40000 power for the duration of the battle, then choose up to 1 of your opponent's Battle Cards and it gets -10000 power for the duration of the turn.
[Permanent] [Sparking 5] (This skill takes effect when you have 5 or more cards in your Drop Area.) You can activate this card's [Counter] skill from your hand by adding a card from your life to your hand instead of paying its energy cost.