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Satya, Aetherflux Genius copies other creatures you control and generates energy, but you'll need to pay energy equal to that creature's mana value to keep it

It doesnt get much clearer than Destroy all Creatures and that impact is never more terrifying than in Commander games

With options like Cunning Evasion available to this archetype there will be at least some possibility for recursion while playing it for an efficient cost but not that many other decks will be able to abuse this card

And while it doesnt protect itself quite as completely as Nezahal, Primal Tide, its nice to know you can save your commander from all non-exile removal