Grublo(THUNDERBOLT Ver.)

Model Number: MAM-07

The Grublo is an underwater mobile armor used by Zeon. It can deploy a pair of arms for combat, and they are retracted for storage when the the machine is in cruise mode. Its armament consisted of a large plasma cannon in its "mouth" section, two arm-mounted plasma cannons, and 24 torpedo launchers on the upper section of the mobile armor.