Final Showdown Son Goku

[Double Strike] [Auto] When a "Krillin" card with an energy cost of 4 or more in your Battle Area is KO'd by your opponent, if your Leader Card is green or black, play this card from your hand, and you can't play {Final Showdown Son Goku} for the duration of the turn. [Auto] When you play this card from your hand, choose up to 1 of your opponent's Battle Cards ignoring Barrier and KO it.