StarCraft 2: Heart of the Swarm takes Sarah Kerrigan down a dark path of vengeance, mass murder and blowing up entire cities. But it's OK - she's "not even human anymore," according to the latest trailer. Check it out above. The video premiered during Blizzard's livestream and Q&A session today.

StarCraft 2: Heart of the Swarm drops on March 12, and the public beta ends in just a few days, on March 1.