Kinnikuman Part: Eighteen
English Translated Kinnikuman Name: Haniwa Satan
Anecdotal Collector Name(s): The alien looking spikey head-ish guy
Versions Available: Flesh, Green, Salmon, Orange, Magenta, Purple
Other Notes: The Haniwa are terracotta clay figures which were made for ritual use and buried with the dead as funerary objects during the Kofun period (3rd to 6th centuries AD) of the history of Japan. (From Wikipedia)
Related M.U.S.C.L.E. Figures:
This is one of the many figures with Satan in the name.