Complete all 29 Wings of Liberty campaign missions on Hard difficulty.
Kill 750 additional Zerg units in the “In Utter Darkness” mission on Normal difficulty.
Complete the “Outbreak” mission on Normal difficulty before the 5th night.
Save 2 Colonist Outposts in the “Safe Haven” mission on Hard difficulty.
Complete the “Infested” mission in the Heart of the Swarm campaign.