Funky Head Boxers © 1995 Sega.

A comical and utterly bizarre 3-D boxing game from Sega featuring boxers with, what else, FUNKY HEADS! The game features six boxers from four countries:
Billy Johnson, from The United States of America,
Kouji Haneda, from Japan,
Joseph Davidson, from The United States of America,
Lightnin' Baron III, from The United Kingdom,
Jose Alvarez, from Mexico,
Jack White Jr., from The United States of America