Rogue Trader - The Hos Dynasty
Tyaer Kaelis Ra
The Homunculus overseeing work on Grace. Not great in the void.
The warped mind who orchestrated the capture and interrogation of humans in the Grace system. After the deaths of Findecano Calefas and Tinuviel he attempted to seize control of the remaining members of his Kabal and escape aboard the Promise of Agony.
Image taken from here.