Kill the Marauder Kill Team in “The Great Train Robbery” mission on Normal difficulty.
Win 3 solo evenly matched Custom Games as Terran against any A.I. opponents.
Complete the “Outbreak” mission on Normal difficulty before the 5th night.
Use Blink to save a Stalker in a Melee game.
Complete “The Outlaws” mission on Hard difficulty in less than 10 minutes.