Complete all the Unranked / Ranked Combat achievements.
Dodge a Raven Seeker Missile in a Melee game.
Load a Dropship with a unit that is under attack in an Unranked or Ranked game.
Destroy 10 cloaked or burrowed units in a single Melee game.
Capture 50 enemy units in a single Vortex in a Melee game.