Score 500,000 points on the Lost Viking arcade machine.
Score the rank of Gold in all the challenge missions.
Kill 50 supply worth of units within 15 seconds in a Melee game.
Destroy 30 units with Infested Terrans in an Unranked or Ranked game.
Regenerate 500 life on a single Roach without taking friendly fire in an Unranked or Ranked game.