[Double Strike]
[Barrier]
[Permanent] Only 1 {Whis, Keeper of Universe 7} can be played in your Battle Area, and if you have 2 or more multi-colored cards in your energy, reduce this card's cost in your hand by 2.
[Auto] When your opponent's card attacks a Leader Card, you may negate the attack. If you do, negate this skill for the duration of the turn.