The Hunter Chopper is the Combine's version of a human attack helicopter. The tail is on a pivot for greater maneuverability, and it has a powerful pulse turret which in this game is just a spotlight. These helicopters are mostly seen patrolling City 17 fo...

I made another Hunter Chopper, and this time it is correctly scaled and looks much better. The gun is quite unwieldy if you're not pointing it nearly forward. Try to point straight at what you're shooting at if you can. This helicopter is not good at air t...

The Citadel is the main base for combine operations, where they build and deploy machinery and soldiers to stop Gordon and other anti-citizens. The administrator of Earth, Dr. Breen, lives at the top of this structure. I built it in three sections so that ...

The Razor Train is adapted from human trains, but turned into a monolith. The rolling stock also only had one back axle, but that's pretty much impossible. In the game, it's used to transport Stalkers and prisoners to and from the Citadel. If you're drivin...

The magnet crane appears in the chapter highway 17, where a Resistance member tries and fails to safely lower you onto the sand. It also appears at a now combine controlled outpost where Gordon has to fight his way to it. When he gets in, he lowers a bridg...

The APC is a combine modified design to better fit their needs. It is seen mostly in city 17. You can also hear its alarm going past every so often. In the images above, you can see the combine dealing with shoplifters. It was hard to fit the engine in her...

The scout car is used by Gordon Freeman in the chapter Highway 17 to drive on the beaches without getting mauled by Ant lions. To further defend against Ant lions, it has a Gauss cannon on the front. I found out during this that you should pretty much just...