Cancel construction of a structure that is being destroyed by an opponent in a Melee game.
Complete “The Outlaws” mission on Hard difficulty in less than 10 minutes.
Destroy a fully loaded transport in an Unranked or Ranked game.
Complete 5 missions in the Wings of Liberty campaign on Hard difficulty.
Kill the Brutalisk in the “Piercing the Shroud” mission without losing a unit to the Brutalisk on Normal difficulty.