Version 4 of Advanced Combine.

Combine Soldiers will now act the way they did in Half Life 2; they will throw grenades, fire plasma balls out of their AR2s,(Overwatch Elites only)and they will stay in squads.

Includes: (* = advanced AI)
Overwatch Soldier*
Overwatch Shotgunner*
Overwatch Elite*
Overwatch Sniper
Overwatch Shotgunner Sniper (lol irony)
Nova Prospekt Soldier*
Nova Prospekt Shotgunner*
Nova Prospekt Elite*
Nova Prospekt Sniper
Nova Prospekt Shotgunner Sniper
Breen*
Strider
Ministrider (Requires Half Life 2: Episode 1)
Synth Scanner
Civil Protection*
Attack Chopper
Stalker (With fixed ragdoll)
Hopper Mine
Friendly Turrets
Some new tools
Alex Portman's Metrocops*
Gunship
Dropship

Installation: Put the "Advanced Combine V4" file in the steam/steamapps/garrysmod/garrysmod/addons directory.

Credits:

=(e)=™FreshCo: Improving Combine AI

lawton: Making the Nova Prospekt Elite Model

Alex Portman: Making new awesome Metro police

Valve: Friendly turret models and ministrider model

I'm very sorry it took so long to upload this, I hope you all enjoy!

Edit: Front page already? Thanks a bunch guys!