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Use the A.R.E.S. to kill the Brutalisk in the “Piercing the Shroud” mission on Normal difficulty.

Complete 25 missions in the Wings of Liberty campaign on Hard difficulty.

Beat the Terra-tron on the Lost Viking arcade machine.

Destroy all Zerg structures in "The Devil’s Playground” mission on Normal difficulty.

Use the A.R.E.S. to kill the Brutalisk in the “Piercing the Shroud” mission on Normal difficulty.