Destroy 40 units with a single unit in an Unranked or Ranked game.
Kill 50 supply worth of units within 15 seconds in a Melee game.
Win 5 1v1 Unranked or Ranked games in a row.
Train 10 Marines during the first 320 seconds of a single Melee game.
Score the rank of Gold in the “Covert Ops” challenge mission.