Tomonoshin will be unrestricted, and Obstruct put to 1! Check out the details on the official site.
Seerfight Dragon, Argent Ore
Size 3 Monster
Power: 7000 / Critical: 2 / Defense: 5000
■ [Call Cost] [Pay 2 gauge & Put the top card of your deck into its soul] ■ If you have an «Astrodragon» on your center, this card's size on the left or right is reduced by 3. ■ When this card enters the field, if you have an «Astrodragon» item equipped, destroy a card on your opponent's field. [Double Attack] [Soulguard]
Everything is useless against that battle tactic.