Mayhem is an anthropomorphic shark made in a lab, along with six other sharks. they were an old discontinued project that was supposed to be for cosmic annihilation, but the military found a new defense system. Now Mayhem lives in an underground city, along with all of the other defects and outcasts of earth. they call this City "Typhon" Harmony is an underground cyberpunk city where anything reasonable is allowed. laws don't exist in Typhon. no oppressors. It's where all of the outcasts go.