Tomonoshin will be unrestricted, and Obstruct put to 1! Check out the details on the official site.
Dragomemoria - Dragon's Reminiscence -
■ [Set] ■ If you have a monster with "Batzz" in card name on your right, the size of monsters with "Drum" or "Bal Dragon" in their card names on your left is reduced by 1. ■ If you have monsters on your left and right, all monsters on your field get power+3000 and defense+3000!