Heres how many classes each Rank has: Beginner: 3 classes (9 points to rank up) Great: 4 classes (12 points to rank up) Expert, Great, & Veteran: 5 classes (15 points to rank up) Master: No Classes, just Ranking Beyond this, the concept is broadly simple - if you win youll be slowly promoted up the tiers based on your performance, while losing will see you demoted down the cup tiers
Honestly, though, the deck works fine as is, and after a while, my kids and I reverted to just using the deck the way it was provided
Celebi is also mentioned in the text, so is presumably the other Mythical EX for the set
Its also just a powerful card if you ignore the activated ability altogether, since its triggered ability just piggybacks off of opponents' extra card draw
(1/24/2020) Mana symbols in the text boxes of permanents you control don't count toward your devotion to any color