Leaked trailer for Starcraft II: Heart of the Swarm

A 45 second trailer just hit YouTube, it makes you wonder how hard it is to hide such info in a big company like Blizzard. Maybe they do it on purpose? we will never know, but at least its out there for us to enjoy. The teaser trailer looks complete in detail so go ahead and get pumped for the expansion of one of the best Real Time Strategy game out there.