The transforming cards and Saga creatures open the door for all kinds of amazing uses of the Final Fantasy universe in Magic: The Gathering
As always playtesting is the best way to find the balance and the optimal number of card draw that your deck needs, but 10 cards are considered a starting point
The deck also has dragon-based cost reducers like Dragonlords Servant and Dragonspeaker Shaman , which help support the Dragonstorm side of the list
Vault Skirge or Sylvok Lifestaff, also payoffs exist in Well of Lost Dreams) - Control (Mostly because control likes life gain to stabilize
But otherwise, every other scene card seems to be easy to come across however, some cards will be pricey, specifically the key ones like Saruman of Many Colours, Spiteful Banditry, and March of Lost Ents just to name a few
Then, anytime you scry, you can reveal the top card of your library afterward and if it's a land, you get to put it into play