The value of X is determined only once, as the reflexive triggered ability resolves
You can instead use its recursive ability to break the parity of cards like Liliana of the Veil or Necrogen Mists or to fuel cards like Chainer, Nightmare Adept that require discard fodder
Whether its protection, ramp, or ways to supercharge loyalty counters, the right support turns every walker into a game-winning threat
While they'll tend to grow more certain of what colors they're playing as the draft goes on, they should be able to switch things up if the cards coming their way are perfect for a strategy different from what they first intended
Oko is in the same color combination as Hydroid Krasis, a card which excels in ramp decks, paying you off with more cards, more life, and a huge flying, trampling body
But you know what helps make up for high variance