You will find the gray color makes the face sculpt stand out more.
Dive Dive (Grey) – Unknown GoBots KO Submarine 1980’s Era VARIANT HEAD SCULPT!
What stands out is the light gray dry brushing on the knees.
Mixer (Blue) – Convertible Robots – GoBots/MR Blockhead KO 1980’s Era Complete.
Mixer (Blue) – Convertible Robots – GoBots/MR KO 1980’s Era Complete.