How to Obtain Zacian and Zamazenta
After beating the story, you will have to return to Wedgehurst and are given a special ability at Sonia’s Lab that lets you follow DMax Energy on the Map. Go to Turffield Stadium and follow the energy to the Energy Plant. Zacian (Sword) / Zamazenta (Shield) are automatic story encounters at the end of this post-story episode, you can’t miss them. They are very hard to catch and can quickly defeat your own Pokemon. It’s recommended you use the Master Ball here that you got from winning the Championship.