While playing as Zerg, warp in a Zealot in a Melee game.
Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.
Kill 50 supply worth of units within 15 seconds in a Melee game.
Hold a Xel’Naga Tower for 5 consecutive minutes in an Unranked or Ranked game.
Complete the “Echoes of the Future” mission with Zeratul killing 50 Zerg units on Normal difficulty.