1 Luxury Suite
Some cards have been banned from tournaments
Honorable Mention #2 - Embercleave This little bad boy is the best of the mythic artifact cycle, to my mind
Its a great game for friends who want to try out something new and think they have the acting skills to fool one another
After Milling four cards and making four Treasures with Dihada, Blinking Dihada with Flicker sets you up to reactivate the -3 ability, emptying your library
Yuna, Rikku, and Paine from the Gullwings could have this baked into them as part of the Transform mechanic, where using Job Select cards, changing their types, or even killing enemy monsters gives them counters, and when enough are gathered, they can turn into their super forms