Tomonoshin will be unrestricted, and Obstruct put to 1! Check out the details on the official site.
Secret Sword, Waves-Splitting Arc Fangs
■ You may only cast this card at the end of the battle that an attack of a card on your field was nullified. ■ [Cast Cost] [Pay 2 gauge] ■ [Counter] Deal 2 damage to your opponent, and [Stand] a card on your field! Then, if this card was cast from the soul of "Secret Sword, Lethal Formation", put the top three cards of your deck into your gauge.