Piano, Faithful Aide (BT18-083) - Dawn of the ZLegends

[Auto] When this card is played, look at up to 5 cards from the top of your deck, add up to 1 "Namekian" or "Demon Clan" card?both green and with an energy cost of 4 or less?or 1 green Unison with a specified cost of 2 among them to your hand, then shuffle your deck.