[MASTERING THE HIDDEN TECHNIQUE]
Valid:
When this Ninja is sent out to Attack, you can search for 1 Jutsu card that includes "Rasengan" in its name and/or "Requirements: 'Naruto Uzumaki'" in the top 5 cards of your Deck, show it to your opponent, and place it in your hand. Then, return the rest to the top of your Deck and shuffle it.