Blizzard revealed today Starcraft 2: Legacy of the Void Prologue – Whispers of Oblivion. Whispers of Oblivion is a special three-mission series that has been created to bridge the storyline between Heart of the Swarm and Legacy of the Void. This prologue game will be free to everyone (however those that want to get their hands on it earlier than others will have to pre-order Legacy of the Void). Enjoy its debut trailer below!
Legacy of the Void Prologue - Whispers of Oblivion