Declare attackers : after attack has been declared, the attacking player chooses which creatures he wishes to attack with
Obviously, this isnt worth much if your creature is small, but on something like Okaun, Eye of Chaos or Primeval Spawn, youre going to be cooking with a large payoff and little downside
The Draw-Go deck archetype is filled with instant-speed interaction, like permanents with flash (The Wandering Emperor, Hullbreaker Horror), removal spells, counterspells, and card draw (Consider, Memory Deluge)
After the players learned how to play using the product (or at least give it their best shot), a professional joins them to ask questions
There are those matchups that revolve around a few key cards, you might chose to buyback a Forbid on turn three pitching two useful cards because you have no other answers in hand to the remaining key cards they have
Time will tell if it can be an actual competitor or go the way of most mill strategies and become a casual pet deck