From Halopedia, the Halo wiki
Unlike many other Warthog variants, the Armored Warthog is an upgrade created by the AI Isabel for the crew of the stranded UNSC Spirit of Fire in response to a completely new battlefield problem presented by the Banished and their ruthlessly brutal arsenal, Isabel has assisted the crew of the Spirit of Fire in using available resources to create up-armored variants of the Warthog to deploy and particularly adverse circumstances.
The Armored Warthog boasts significantly upgraded armor plating around the body of the vehicle, and a much larger shield protecting the operator of the vehicle's armament. Currently-observed vehicles have been seen in a Light Reconnaissance Vehicle configuration, sporting an M46 Vulcan chaingun. The vehicle also has larger towbars around the front and four large headlights on the top of the vehicle.
The Armored Warthog is a unit available in the Blitz mode of Halo Wars 2. As such, it can only be employed in Blitz and Blitz Firefight game modes. It is exclusively available to players playing as Isabel.
The Armored Warthog Blitz card has the following attributes;
The Armored Warthog is classed as a Core Vehicle and performs well against Infantry, Vehicles, and Aircraft.
List of appearances