Ultra Instinct Son Goku, Battle Mastery

[Auto] When you play this card from your hand, look at up to 3 cards from the top of your deck, choose up to 1 multicolor Extra Card among them, add it to your hand, then place the remaining cards at the top or bottom of your deck in any order. [Auto] When this card is KO'd or is removed from your Battle Area by an opponent's skill, choose up to 1 multicolor Extra Card in your Drop Area and add it to your hand.