Can Zacian beat Mewtwo?
Bringing in a Ghost-type Pokemon can be the best move, but Mewtwo can take down pretty much any foe. It’s recommended to bring in legendary Pokemon like Necrozma, Zacian, and Marshadow. If the trainer doesn’t have these Pokemon, using Grimmsnarl, Dracovish, and Dragapult also works.
Can Eternatus defeat Arceus?
Eternatus is one of the many “giants” that Arceus defeated in the deepest past of the Universe.