MAM-07 Grublo Unit 4
Unit type: underwater combat mobile suit
Armament: 4-tube torpedo launcher x 2, surface-to-air missile launcher x 1
Mechanical designer: Hitoshi Fukuchi
Note: This heavily-redesigned MAM-07 Grublo is deployed by the Mad Angler class Zuai in the Indian Ocean during November UC 0079. Its main purpose is to perform combat tests and gather data for the development of variable mobile armors.