Whis, From on High (EX21-23) [5th Anniversary Set]

Product Details

[Auto] If your Leader is a mono-blue "Beerus" card and all of your energy is mono-blue : When this card is played, add up to 1 mono-blue card from your Drop to your energy in Rest Mode.
[Activate:Main] Remove this card from the game : Choose up to 1 of your opponent's Battle Cards with an energy cost of 4 or less and place it on top of its owner's deck.