Tomonoshin will be unrestricted, and Obstruct put to 1! Check out the details on the official site.
Power of Mythology
■ [Cast Cost] [Pay 2 gauge] ■ [Counter] Choose one of the three following. - For this turn, all monster on your field get Power +5000. - Choose a monster on your field, and for this turn, that monster gets [Penetrate] - During an attack on your opponent's turn, nullify that attack.