Wolverine (Street Fight): Having once been shot in the head by a gun that fires adamantium bullets, Wolverine cannot remember large stretches of his life due to the resultant damage to his frontal lobe.

Shingen Yashida: The son of a wealthy businessman, Shingen Yashida is now a vicious crime boss, controlling a large amount of criminal activity in the Tokyo area. His daughter Mariko is largely ignorant of his crimes.