Siani, Eye of the Storm is another good choice, although this limits you to just blue Birds
Fire is usually red, orange, or yellow, but it can be other colors
Ideal for Modern Horizons & Final Fantasy
Its no accident that the various Tron decks have put their mark on Modern again after picking up payoffs that bridge this gap cheap enough to cast in the normal games but a worthwhile use of a mana surplus
I would be inclined towards a big mana deck, using Fireball effects like Devil's Play for the win, if trying to build a deck using Fork synergies
Iconic Mythic Rares While I am unfamiliar with the Final Fantasy franchise, I can easily tell that some of the most valuable mythic rares from the set are iconic references to the video game series