R2M3 M.A.O. is a Walker (Robot)-styled Mecha (Titan) appeared in game Battle of Titans. It is a medium-class Titan capable of mounting three medium weapons simultaneously.
Though likely being a translation error, its full name Mechanized Assault Orgasm has led to speculations that the mech is actually a Cyborg. With that being said, only use the tag Cyborg if depicted as one.
It has a special skinned variant known as the M.A.O. Cyclops.