Russian Medium Assault Frame
Crew : 1-2
The manipulator arms are retractable and have 30mm auto cannons installed inside. Other armaments include 35mm triple barrel cannons and .50 coaxial guns.
The arms and the rear missile pods can be replaced by larger cannons or other external mounted weapon/pods.
Hope you like Done with 2b mechanical pencil on A4 paper, shaded in photoshop