I ended up being inspired by this card, from The Dark : I had always been enamored of Skull of Orm
Rack up six wins before hitting two losses, and you'll earn two that's right, count 'em!two Outlaws of Thunder Junction Play Booster boxes delivered to you
Marcus has you covered as a great payoff for and distributor of +1/+1 counters
When it comes into play it is almost always the last turn of the game
Eventually, the event was forced to cut its losses, ending the Swiss stage an hour early and closing up around 11pm
Speaking of evoke, I dismissed the card initially because you couldn't flicker the card like mulldrifter for 4 cards instead of 2, then I realized a 4/4 with Annihilator for 3-4 mana is kinda brutal to deal with early on