Complete the “Echoes of the Future” mission with Zeratul killing 50 Zerg units on Normal difficulty.
Complete all the Guide Three achievements.
Win 50 1v1 Unranked or Ranked games as Protoss.
Kill 50 supply worth of units within 15 seconds in a Melee game.
Destroy 40 units with a single unit in an Unranked or Ranked game.