Biceps Brachii King

Biceps Brachii King (上腕二頭キング, Jōwan Ni-tō Kingu) is an artificially created steroid drug, developed by Fukegao.

Overview
The Biceps Brachii King has a devastating effect, enhancing the user's muscles to the extent that their body mutates into a gigantic form of immense proportion. It was consumed by Marugori.