Batman #509 (1940)
This extra-sized issue begins 'KnightsEnd,' a new multi-part story arc in the saga of the Dark Knight. With the failure of Bruce Wayne's encounter with Batman in Robin (1993-2009) #7 weighing on him, Wayne turns to his old foe, Lady Shiva, for help in retraining. Meanwhile, moving in on an arms dealer, Batman discovers that the perpetrator might actually be an old and deadly enemy of the Order of St. Dumas. Continued in Batman Shadow of the Bat (1992) #29. Written by Doug Moench, with art by Mike Manley and Dick Giordano. Cover by Kelley Jones and John Beatty.