Star Wars: The Old Republic's HK-51 Revealed

Query: What's the next best thing to a return appearance of HK-47 in a BioWare-developed Star Wars game? Statement: The introduction of assassin droid HK-51 as a companion in Star Wars: The Old Republic, I suppose:

Commentary: A little background information, master:
Buried deep beneath the icy surface of Belsavis rests an army of the deadliest, most feared machines in the known galaxy. Thought to have been lost when an Imperial freighter was destroyed, they have recently been rediscovered by a group of renegade Sith Lords. Now both the Sith Empire and Galactic Republic seek to control these dangerous weapons for themselves. Those who are brave enough to venture into the wreckage will emerge with a powerful new ally.

We are excited to unveil the dangerous assassination droid HK-51! Cold, calculating, and ruthlessly efficient, HK-51 will stand by your side and loyally follow your command as you and your allies continue your journey.