If you want to reject modernity and embrace tradition, however, Alela offers an arguably more interesting premise
Green decks can take this further, and there are some legendary matters synergies that might lure greedy drafters towards a four- or five-color build, but this is nowhere near as viable as in, say, Tarkir: Dragonstorm
Summon: Bahamut Summon: Bahamut is devastating with two chapters like a Meteor Sword
This is going to be so fun, and so frustrating, in the hands of the right blue Control decks
If you think about how Baral Gifts usually plays, it wants to cantrip on Turn 1, resolve a Baral, Chief of Compliance or Goblin Electromancer on Turn 2, Gifts Ungiven on Turn 3, and then win the game