In theory, you could give two opponents a painful group hug, allowing you to do some politics around the table
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You could side in Duress to protect your investment, or you could cut Irencrag Feats and try to grind more either by adding slightly less expensive threats like Valki or Ashiok, or you could add Mazemind Tome or Expressive Iteration for card advantage
Loxi: I think this definitely is less generically useful than the other MDFC's, although I do think it still beats out a lot of the other tap lands in versatility just as a way to dig through your deck later in the game if you don't need mana
But you should have a reason that guides your decision and gameplan before you cycle it