Score the rank of Gold in all the challenge missions.
Win 5 1v1 Unranked or Ranked games in a row.
Destroy 5 units with a single Neural Parasited unit in an Unranked or Ranked game.
Kill 15 enemy units with a single Nuke in an Unranked or Ranked game.
Kill 50 supply worth of units within 15 seconds in a Melee game.