Kill 750 additional Zerg units in the “In Utter Darkness” mission on Normal difficulty.
Beat the Terra-tron on the Lost Viking arcade machine.
Kill 15 enemy units with a single Nuke in an Unranked or Ranked game.
Complete the “Whispers of Doom” mission on Hard difficulty without Zeratul suffering life damage.
Deplete 10 Rich Mineral Fields in a single Melee game.