Krillin, Potential Unlocked

[Permanent] During your opponent's turn, if your Leader is a green 'Son Goku' card and your life is at 4 or less, increase the energy cost of this card in all areas by 3. [Auto] When this card is played, choose one— • Look at up to 5 cards from the top of your deck, add up to 1 green Unison Card with a specified cost of 2 among them to your hand, then shuffle your deck. • This card gains [Blocker] until the start of your next turn.