Score the rank of Gold in the “Tactical Command” challenge mission.
Win 25 Team Unranked or Ranked games as Protoss.
Use the Artifact no more than once in the “All In” mission on Hard difficulty.
Kill 750 additional Zerg units in the “In Utter Darkness” mission on Normal difficulty.
Complete the “A Sinister Turn” mission on Hard difficulty in less than 25 minutes.