The ones in the set are pretty good, but after looking into what we could choose from and talking to players at the CoolStuffInc in Tampa, Florida, I feel pretty confident that we've pinpointed the best five
[G][C] Spore Ball: 20 damage
Near-mint copies are very difficult to find and command just shy of $250, with few available options if you're hoping to get a clean one for less
Your last common WCs should be going into Goblin Trailblazer and your Mythic WCs should be going into Hazoret the Fervent
I would probably want to use Mind Control over this in most cases
These decks usually run a lot of utility creatures for the midgame, like Scavenging Ooze, Courser of Kruphix, Reclamation Sage, and Tireless Tracker