Nail, the Protector

[Permanent] While this card is under a yellow "Piccolo" card in your Battle Area, that card gets +1000 power. [Auto] When this card is played, look at up to 5 cards from the top of your deck, add up to 1 yellow Namekian card with an energy cost of 4 or less, or 1 yellow Unison Card with a specified cost of 1 among them to your hand, then shuffle your deck.