Ojer Axonil, Deepest Might // Temple of Power ($11.99) One of the most exciting cycles in The Lost Caverns of Ixalan is the Gods Cycle, two of whom appear in this list in both ends of it, thanks to this cycle's powerful creatures and easy recursion, making them very hard to deal with, especially in the Limited environment
From here you can see four new features, unfortunately though the Poll one hasnt been used yet
They are: Arboliva ex Team Rocket's Moltres ex Cetitan ex Giovanni's Mewtwo ex Regirock ex Team Rocket's Crobat ex Giovanni's Nidoking ex Giovanni's Persian ex With Mewtwo, Crobat, Nidoking, Persian, and Crobat all being popular Pokemon, the possibilities are endless, and all eyes will be on the inevitable secret rare Mewtwo
Flight became unlocked for players in A Realm Reborn areas after completing its original main story
Ill mention the two main ones from a competitive standpoint