Deplete 10 Rich Mineral Fields in a single Melee game.
Kill 5 Changelings in an Unranked or Ranked game.
Destroy all Zerg structures in "The Devil’s Playground” mission on Normal difficulty.
Complete the Wings of Liberty campaign under 8 hours of total played mission time on Normal difficulty.
Regenerate 500 shield energy on a single unit without taking friendly fire in an Unranked or Ranked game.