Tomonoshin will be unrestricted, and Obstruct put to 1! Check out the details on the official site.
Dark Arms, Soaring Blade
Power: 3000 / Critical: 2
■ [Equip Cost] [Pay 1 gauge] ■ All «Oni Assassin» monsters on your field get power+1000! ■ When your monsters enters your field by [Ambush], choose a monster on your opponent's field, and you may pay 1 gauge. If you do, destroy that card. This ability only activates once per turn.