Mr. Buu, the Mischievous (Power Booster)

[Counter: Attack] Negate the attack and play this card. ([Counter] is activated from your hand by paying the card's energy cost.) [Auto] When you play this card, if your opponent has 2 or less energy, your opponent can't attack with Battle Cards with energy costs of 2 or less for the duration of the turn unless they choose 1 card from their hand and place it on top of their deck.