Once at least four creatures have died, you don't ever even need to play Sephiroth, as every death will drain an opponent for one life
I think it fits more into a green-based deck like Seedborn Muse, but it works well here because you can crew all your vehicles and then still have blockers
Grinding up Magic: The Gathering Arena's ranked ladder is tough, so there's no shame in looking up a tournament-winning Standard deck
Every rotation brings a huge amount of changes to the Standard format and while we can theorize what will be played, no one has the secret recipe for the best next deck
This can allow you to cheat out a large number of creatures onto the battlefield all at once, which can be devastating to your opponents
Each phoenixborn also has a pool of ten dice that are rolled to provide resources used to play cards, with players able to adjust bad rolls by discarding cards so theres no getting stiffed by bad luck here