Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.
Destroy all Zerg structures in "The Devil’s Playground” mission on Normal difficulty.
Kill the Brutalisk with lava in "The Devil’s Playground” mission on Normal difficulty.
Purchase StarCraft II Wings of Liberty Collector’s Edition.
Kill 50 supply worth of units within 15 seconds in a Melee game.