Complete the “Whispers of Doom” mission on Hard difficulty without Zeratul suffering life damage.
Kill 750 additional Zerg units in the “In Utter Darkness” mission on Normal difficulty.
Destroy a total of 100 enemy units in Free-for-All Quick Match games.
Complete all the Prophecy mission achievements.
Kill 50 supply worth of units within 15 seconds in a Melee game.