The Dropship-77 Troop-Carrier Pelican (abbreviated D77-TC) is an extremely versatile craft used by the United Nations Space Command, mainly for the extraction and transportation of personnel and equipment. It is also used to deliver vehicles, though it can be used as a very powerful gunship as well.

The Sparrow Hawk or the Hawk for short is an air to ground armor busting, support unit. The Hawk first saw actual combat against the Covenant on the surface of Harvest in the final months of that campaign.

The sturdy Scorpion MBT (MBT: Main Battle Tank) is an armored track vehicle used to provide anti-vehicular support for the UNSC.

A powerful anti-air unit employed to take down flying vehicles. This units is highly vulnerable without protection.

A group of marines that are made in small squads rather than individually.

A powerful anti personnel vehicle and probably the most iconic vehicle in the Halo series. It can be modified to have No turret (Personnel Carrier) Or a Guass Turret as well as the standard issue Turret.

This is an early prototype of the Elephant that was seen in Halo 3. It's basically A Mobile Personnel Barack.

Light recon aircraft, which is an early version of the Hornet seen in Halo 3. You can command extra marines to attach onto the aircraft for increased offensive power.

A new vehicle for the Halo franchise. The Vulture is a heavy gunship described as the UNSC's star unit. The vulture move slowly but delivers enourmous ammounts of damge from it's Ground and Air missiles.

Another new vehicle for Halo Wars. This new vehicle is the UNSC's second anti air vehicle. Nothing else is known at this time.

A UNSC Bipedal Mech. Rumored to destory enemy structures with one hit from it's arms. Sounds like this could be the unit that brings the rain on the Scarab!

More information on Spartans coming soon.

Great against marines but the UNSC tank can tear through this unit easily.

The scarab is a heavy assault unit employed by the covenant with extremely high resistance to damage. A MAC strike seems to be the best defense against these units thus far in Halo Wars.

What appears to be a covenant hunter out on the battlefield against the UNSC.

Deadly needler wielding grunts that "chewed" up a squadron of Marines in the E3 gameplay demo.

Most commonly seen holding Plasma Rifles the covenant elite is the basic infantry and backbone of the covenant.

The banshee is a powerful flying vehicle employed by the covenant.

A wraith, the equivalent to the UNSC tank. The unit is deployed as a heavy unit.