The set has been both hard to come by and pretty expensive, which is why if you've been waiting for the right time to dive in, you'll want to do it now, while all four Final Fantasy commander decks are heavily discounted on Amazon
Looking at each card in turn here, I think the best of these are the ones which aren't costing you as much in card advantage to play
11 game tokens
Much of it was above my head, but I slowly began to figure things out
Ramp and card draw are both staple features of pretty much every Commander deck, so getting access to them out of the command zone is great
For example, if you have 3 life and an effect says that your life total "becomes 10," you would gain 7 life which The Wind Crystal doubles to 14, so your life total will actually become 17