Prevent the Protoss from capping a Tal’darim Altar in the “Welcome to the Jungle” mission on Hard difficulty.
Kill the Brutalisk with lava in "The Devil’s Playground” mission on Normal difficulty.
Have 9 Protoss units warping in simultaneously in an Unranked or Ranked game.
Use Blink to save a Stalker in a Melee game.
Complete all mission objectives in “The Evacuation” mission.