Detective Comics #399

Detective Comics — DC Comics

Issue: #399

Last valuation update: 2025-09-29

“DEATH COMES TO A SMALL, LOCKED ROOM!” After losing an exhibition match to Batman, martial artist Khan vows to take revenge by murdering Commissioner Gordon in cold blood. Plus, “PANIC BY MOONGLOW.”Note: The name of this issues is a reference to a locked room mystery which is a sub-genre of detective fiction.

First appearances: Arthur Reeves

Creators: Dennis O'Neil, Carmine Infantino, Neal Adams, Gil Kane, Vince Colletta, Joe Giella, Frank Robbins, Bob Brown

Characters: Batman, Dick Grayson, James Gordon, Arthur Reeves