This deck can also really benefit from two of the hottest cards in Magic right now: The One Ring and Sheoldred, the Apocalypse
This Dialga from the Forbidden Light expansion lets the trainer do just that
Jill and Joshua both help out in this regard, with Jill acting as a way to slow down your opponent's onslaught, and Joshua helping you curate your hand by discarding dead cards in a given matchup to find cards that better suit your needs
Zada, Hedron Grinder Aggro/Goblins Goblin Tribal is an archetype thats most commonly associated with the likes of Kiki-Jiki, Mirror Breaker or Muxus, Goblin Grandee
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You really need to get through Tomb of Annihilation for the Archlich to be useful, but it can be a real problem for your opponents once you do