Son Goku, the Adventure Begins

[Activate: Main] [Once per turn] Choose up to 1 {Four-Star Ball} from your deck or Drop Area and add it to your hand, then shuffle your deck if you looked through it.
[Activate: Main] [Once per turn](2): If your Leader Card is black, choose up to 1 skill-less Battle Card with an energy cost of 3 or less from your deck or Drop Area and play it, then shuffle your deck if you looked through it.