Cyan, Vengeful Samurai* Part of the Final Fantasy 6 Commander deck, Cyan here can come down as cheap as 1 mana, and provide a growing double striking body for white inclusive recursion decks
How Many Secret Lair Commander Decks Have They Made
Burst Lightning proves invaluable as both early-game removal and a late-game finisher, but Boltwave and Boros Charm stand out for their sheer mana efficiency
Then when you cast your first enchantment each turn you draw a card, so she is a Vesuvan Enchantress in the Command Zone but just once
While obviously I can't speak from the POV of a TCG novice, I'll note that my first opponent, who'd not played Magic before, picked it up pretty swiftly (and whalloped me in game two)
So yes, Etali, Primal Conqueror is an extremely good pay off in the command zone for decks that win with Food Chain, if you can keep casting a creature such as Squee, the Immortal from exile to generate 10 million mana or something