[ View more of my TCP Concept Art: https://www.artstation.com/robinchyo/albums/7976539 ]
The minigun came with a remote that allowed you to point and aim where the actual gun would shoot at. This was unfortunately cut from the game. It was meant to be attached to the Snowcat vehicle for an action sequence.
Snowcat model by Trevor Crandall:
https://www.artstation.com/artwork/DArBvE