Kill all Protoss in the “A Sinister Turn” mission on Normal difficulty.
Complete all mission objectives in the “Whispers of Doom” mission.
While playing as Zerg, warp in a Zealot in a Melee game.
Complete the “Echoes of the Future” mission with Zeratul killing 50 Zerg units on Normal difficulty.
Destroy 20 units with a single High Templar in a Melee game.