. "May, 1970"@en . . "After losing an exhibition match to Batman, martial artist Khan vows to take revenge by killing Commissioner Gordon."@en . . "After losing an exhibition match to Batman, martial artist Khan vows to take revenge by killing Commissioner Gordon."@en . "\"Death Comes to a Small Locked Room!\""@en . "399"^^ . "Detective Comics"@en . . . . . "Detective Comics Issue 399"@en .