Tomonoshin will be unrestricted, and Obstruct put to 1! Check out the details on the official site.
Sun Dragon Shield
■ You may only cast this card during an attack on your opponent's turn, if you do not have a monster on your center, and you have a «Sun Dragon» on your field. ■ [Counter] Nullify the attack, put the top card of your deck into your gauge, and you gain 1 life. If you have two or more «Sun Dragon» on your field, this card cannot be nullified.