Regarding the legality of the cards: Magic: The GatheringFINAL FANTASY (FIN) is a Standard-legal set Magic: The GatheringFINAL FANTASY Commander (FIC) and FINAL FANTASY Through the Ages (FCA) are Commander-, Legacy-, and Vintage-legal sets, and individual cards are also legal where already available in other formats Magic: The Gathering FINAL FANTASY Play Boosters contain cards from FIN and FCA
The Apostle itself remains a beloved oddball for breaking deckbuilding rules and powering combos with Skullclamp or Thrumming Stone
The prepared spell even gives you something to do with all the mana, which is nice
Since there are 109 uncommons that can appear in this slot, any given uncommon has a 0.9% chance to be Cid, Timeless Artificer
Whenever Yuma enters or attacks, you may sacrifice a land
I define active card drawing as simply playing a card that nets you one or more cards