Son Goku Jr., Heroic Successor (Power Booster)

[Double Strike] (This card inflicts 2 damage instead of 1 when attacking.) [Auto] When you play this card, if your Leader Card is a "World Tournament" card, look at up to 1 card from the bottom of your deck, choose up to 1 "Vegeta Jr., Heroic Successor" from it, play it, then shuffle your deck. [Activate: Main] [Once per turn] Choose 1 "Vegeta Jr., Heroic Successor" in Rest Mode in your Battle Area and switch it to Active Mode : At the end of the turn, choose up to 1 of your energy and switch it to Active Mode.