Detective Comics, Batman Vol. 1 ("One Out Of Two...Isn't Bad...")

Batman uses his surroundings in the train to save himself, Robin & Two-Face from the bomb rigged to explode; the three return to capture Sloane, but Sloane escapes and Two-Face knocks out Batman & Robin and makes his escape; Batman uses the media to compare Sloane as second-rate version of Harvey Dent and not worth his time, goading Sloane to commit a crime Two-Face failed at; Batman captures Sloane and with the use of Sloane's wife and the coin, Sloane agrees to help Batman find Two-Face; Batman and Robin capture Two-Face trying to steal the U.S. Constitution; Sloane undergoes surgery to revert back to normal.