I'm terrible at editing so I won't even try. But, some info that should be added to existing articles or made into new ones altogether.
Assault Trooper (Cerberus) Riot Trooper (Cerberus) Centurion (Cerberus) Grad Turret(Cerberus) Engineer (Cerberus) Sniper (Cerberus) Turian Trooper Turian Sniper Geth Trooper Geth Juggernaut Assault Captain Asari Prisoner Krogan Prisoner Orcus Mech Ogre Mech Inali (Her capabilities and such should be noted)
If you find a walkthrough necessary Ice Giant Hangar Bay MEdical Bay Security Checkpoint X1 Wing Colosseum Comm Relay Access Corridor Desert Planet
Weapons M333 Beam
Powers Pull Leash Storm Salvo
Armor Cerberus Assault Armor Aegis Defensive Armor Stealth Suit Infiltrator Armor
Helmets Cerberus Assault Helmet Aegis Defensive Helmet Stealth Helmet Infiltrator Helmet
Abilities and Melee Sprint Slide Cloak Punch Push Charge
Intel
Also...as a side note. In Mass Effect 3 if Legion was handed over to Cerberus, an enemy known as "Legion Assassin" is encountered at Cronos Station