Tomonoshin will be unrestricted, and Obstruct put to 1! Check out the details on the official site.
Steel Dragon Fangs
■ You may only cast this card during an attack on your opponent's turn, and if you have no monsters on your center. ■ [Counter] Nullify the attack. Then, you may pay 1 gauge. If you do, for this turn, the next damage that would would be dealt to you is reduced by 2.