While there are some stunning Sephiroth cards in the main FF MTG set, we have to say this Through the Ages version might be the best of the lot, and a ton of fun to play with, if your opponents let you cast it
Arcee, Acrobatic Coupe Color Indicator: White and Red Legendary Artifact Vehicle Living metal (During your turn, this Vehicle is also a creature.) Whenever you cast a spell that targets one or more creatures or Vehicles you control, put that many +1/+1 counters on Arcee
The latter might be found in something like Night of the Sweets' Revenge which allows Food to be tapped for green mana
Starmie ex is one of these, as it costs 2 energy to attack, and can easily be accelerated by powerful supporter cards like Misty, which can accelerate energy to it
Meanwhile, Niv-Mizzet Parun is effortlessly drawing you a ton of cards just for running whatever instants or sorceries you feel like
Where do the assassins from ACR rank as commanders, compared to the rest of the Magic meta