From Destinypedia, the Destiny wiki
House of Dusk
Servitor Eye Blasts
High Durability Midair Levitation Teleportation Servitor Melee Ether Shielding
Rudriks-9 is a Fallen High Servitor in the House of Dusk seen in the Cosmodrome with Kikliss, Murderer, perhaps paired with Kikliss or was a fellow escapee.