Kill 50 supply worth of units within 15 seconds in a Melee game.
Win 5 1v1 Unranked or Ranked games in a row.
Kill 20 enemy units with the Laser Drill in “The Dig” mission on Normal difficulty.
Have 21 Zerg units morphing simultaneously in an Unranked or Ranked game.
Save 3 Colonist Outposts in the “Safe Haven” mission on Normal difficulty.