Battle.net

Win a 1 vs 3 Multiplayer Custom Game with no Allies against 3 Very Hard A.I. opponents.

Win a 1v1 Multiplayer Custom Game against an Insane A.I. opponent in under 5 minutes.

Complete the Wings of Liberty campaign.

Complete all 29 Wings of Liberty campaign missions on Hard difficulty.

Score the rank of Gold in all the challenge missions.