Once again, going off artwork, game design, and knowledge of mechanics alone, Im hoping Emet is an Orzhov or Mardu creature with the ability to bring allies back from the graveyard or banish allies and then play them
The last option is to not bring in Disenchant, which was a pretty bad idea, but ever since Councils Judgment became a thing this might actually be the best way to handle this disequilibrium
On its own, Isshin doesn't do anything since there are no combat triggers going off
With Zhulodok as your commander, you clearly want to be casting as many cards that cost 7 mana or more, so youll want to gear your deck towards that
The, "ultimate" ability can be utilized the turn after this hits the board, and while it may not seem like much at first, there is so much incidental life gain in these colors that this could legitimately shape the way games play out