Piccolo, Potential Unleashed

[Union-Absorb] 1YY, choose 1 "Nail" card from your hand or Drop Area and place it under this card : If your Leader Card is a "Shenron" card and your opponent has 3 or more cards in Rest Mode, choose up to 1 yellow "Namekian" card with an energy cost of 4 from your deck or Drop Area and play it on top of this card in Active Mode, then shuffle your deck if you looked through it.