Cancel construction of a structure that is being destroyed by an opponent in a Melee game.
Kill 50 units with a single Penetrator Round in the “Belly of the Beast” mission on Hard difficulty.
Attack for 20 seconds with no counterattacks in an Unranked or Ranked game.
Destroy a total of 100 enemy units in Free-for-All Quick Match games.
Complete all the Prophecy mission achievements.