Well, I thought he looked like Kane from the Tiberium series of Command and Conquer of RTS games. I can see the similarities, in more than just their bald domes.
Kane, being the founder of the Brotherhood of Nod, probably had a hand in creating the religious belief known as 'Ascension', whereby Nod followers would 'Ascend' via the Scrin Threshold Towers. Does Ascension sound familiar?
Furthermore: "I have many names, Captain Pierce..."