By considering everything from power level to upgrade potential, that's allowed me to figure out exactly which precons from MTG Final Fantasy are worth adding to your party
Pay seven life, draw seven cards and lifelink makes that exchange sustainable the moment it connects
Kosei, Penitent Warlord Kosei, Penitent Warlord can be an excellent Voltron commander, doing everything you want in this scenario
For five mana, you get a repeatable reanimation effect for enchantments and a fantastic protective anthem effect for Yuna and your Summons
Another set-wide novelty is the Doctors Companion ability, which allows you to have two select Legendary Creatures acting as your Commander simultaneously
This has a way to reduce its mana cost while setting you up for playing a bomb noncreature spell from your graveyard