Beat the Terra-tron on the Lost Viking arcade machine.
Destroy all Zerg structures in "The Devil’s Playground” mission on Normal difficulty.
Destroy all Protoss structures in the “Welcome to the Jungle” mission on Normal difficulty.
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.