Mafia 42. Half-Life Period

Neika was checking on Morny, and both died from the Arky machine gunner. Well, then it's even simpler.

Freeman.
Shepard.
Barney. Not Pleshen, not Vishmaster, not Tox.
Vance - Wrist.
Rosenberg - Neyra.
Two scientists. Don't know. If they can't compare themselves, then not Tox, not Neyra, not Vegtam.

Vort. On our side.
Controller - Hostor.
Grant - Spear.

Shock Trooper - Jack.
Drone - Kosha.
Voltigor - Lizard.

Declan - Zubr.
Assassin 1 - Ment.
Assassin 2 - Morning.

Machine Gunner - Arandor.
Medic - Lynx.
Grunt - Thorium.

G-Man - Lordi.

Added 1 minute ago
Execute Arandor.