Cast this on your opponent's endstep, get your two most powerful artifacts (such as the two pieces needed for Noctis' combo), and then you'll be untapping ready to take the game
King TChalla / Black Panther, Hope Enduring Faerie Mastermind has proven itself a powerful card, so King T'Challaa legendary variant that costs 1 more mana but triggers when you draw a second cardhas great potential, especially as a commander
Either way, cards that completely reset or change the game like this tend to come with steep price tags
Cheap mana rocks are the single most common thing to flip into and regret which is exactly why Averna, who converts a flipped land into a real land drop, is so well-designed for the archetype
Follow me on this: give Mirror-Style Master a counter or Swiftfoot Boots on ETB, give a counter to Bloodthirster