Destroy all Rip-Field Generators in the “Maw of the Void” mission on Normal difficulty.
Complete all mission objectives in “The Gates of Hell” mission.
Complete the “Echoes of the Future” mission with Zeratul killing 50 Zerg units on Normal difficulty.
Complete the “Outbreak” mission on Normal difficulty before the 5th night.
Hold a Xel’Naga Tower for 5 consecutive minutes in an Unranked or Ranked game.