|“|| Your duty has always been to die, soldier!||”|
— Sabaoth on the boss level
Demonic Cyborg (after his transformation)
|Place of origin||Earth|
|Behind the Scenes|
|Performed by||Neil Ross|
Master Sergeant Thomas Kelly (later known as Sabaoth), is one of the first characters the player meets with and the secondary antagonist of the game Doom 3. He was the commanding officer at Mars City, who gets transformed into a demon with parts of a tank replacing his lower torso.