Challenges - Starcraft 2: Wings of Liberty wiki

Starcraft 2 Challenge #1 - Tactical Command

Starcraft 2 Challenge #2 - Path of Ascension

Starcraft 2 Challenge #3 - For the Swarm

Starcraft 2 Challenge #4 - Covert Ops

Starcraft 2 Challenge #5 - Psionic Assault

Starcraft 2 Challenge #6 - Infestation

Starcraft 2 Challenge #7 - Harbinger of Death

Starcraft 2 Challenge #8 - Opening Gambit

Starcraft 2 Challenge #9 - Rush Defense