When it comes to exclusivity, cards that echo back to Odas work in the manga are some of the most sought-after
One of the original cycle of Lorwyn planeswalkers, Chandra Nalaar still finds her way into cubes, Commander decks, and anything red looking for a big, game-changing spell
At the start of the Main Phase 1, the turn player declares 1 card name: Excavate the top card of their Deck, then if the name of the Excavated card is the same as the declared name, shuffle it back into the deck, also the turn player must destroy 1 card they control or in their hand
SPYRAL generally wants to manipulate the top card of your opponent's Graveyard to trigger their effects to bring more SPYRAL Monsters out
However, getting the full-art Rayquaza ex card might be a bit rough because you will need to win 50 (!) battles within in a single month-long period to get it
Goodra VSTAR should do well in this format like it has done before, not only because of its natural advantage against Lost Box decks, but also because it's just really good