What strategies work best when building a Balthor the Defiled EDH deck?

When building a Balthor the Defiled EDH deck, focus on including a mix of creatures with strong enter-the-battlefield effects and graveyard recursion cards. Utilize cards that can fill up your graveyard quickly and take advantage of Balthor's ability to reanimate creatures from the graveyard. Additionally, include cards that can protect Balthor and disrupt your opponents' strategies.