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Rite of Replication or Myojin of Cryptic Dreams can get you there unconditionally in one card, while Echoing Equation and Mirrorweave are more battlefield-dependent

As such, treating them as simple enchantments would do

Given that, the deck is built on a base of counterspells, bounce, and cheap red removal to make sure it can last until its ready to combo off

A zombie dwarf legend, which should tell you enough, Balthors two abilities are to strengthen minions, or bring back all red or black creatures in everyones graveyards to play

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