They read, Whenever an opponent sacrifices a nontoken permanent or discards a permanent card, you may put that card from a graveyard onto the battlefield under your control. That means you can attack in multiple ways, and as long as youre interfering with your opponents hand and board state, youll benefit massively from it
Aside from reintroducing the Mega Evolution mechanic in a streamlined form and introducing the Mega Hyper Rare rarities, this set is rather commonplace
This list will contain a healthy mix of both categories, allowing you to introduce new effects into your decks, and bolster pre-existing metas all the same
Anniversary cards add collector prestige beyond normal set pulls
Knowing whats on top of someones library can prove to be beneficial - commanders like Xanathar, Guild Kingpin and Pako/Haldan come to mind
Mega Rare Pokemon cards could shake up the secondary card market Having a whole new rarity makes these upcoming Mega Rare cards a little hard to price