Bloodthirsty Conqueror, while being a great card in its own right (a 5/5 flyer with deathtouch is a beating), can also be found in combo decks with Sanguine Bond (Commander) or Enduring Tenacity (Standard)
Thankfully, you can spend your wild cards in Magic Arena wisely by crafting cards that are just generically powerful
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The issue is card advantage: Because the equipment creates so many tokens, your opponent cant profitably remove them or it
Perhaps moreso than any other card on this list, Faerie Seer benefits from being played over and over again
Given how T'Challa works, you're not going to be short of colorless mana to cast artifacts, yet of the 24 artifacts in this deck, a quarter of them are mana generators