I expect to see every format back to Modern to be significantly impacted by Universes Beyond Final Fantasy, and hopefully we see some cards appear in Legacy and Vintage too
You can pay extra mana to gain extra effects - almost like levelling up in D&D - with the Barbarian Class giving a creature +2/+0 and menace when you roll a die, and its final level giving all of your creatures haste
In addition, the games overall collectability and aftermarket value will have dropped considerably
Since, as mentioned, Japanese cards often come out in better shape, youll find more Japanese cards achieving top grades
In-game: Under "My Deck", click the +, then click "Copy from Linked Decklist" You now have unlimited deck slots through 1 button importing
This is a great way to thin your deck and improve the odds of drawing something good the next turn