Kill 5 Changelings in an Unranked or Ranked game.
Win a game of Aiur Chef.
Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.
Locate all of Tosh’s Crew in "The Devil’s Playground” mission on Hard difficulty.
Collect all Mineral and Gas Pallet pickups in “The Outlaws” mission on Normal difficulty.