Detective Comics #681 DC Comics (1937)

"Prodigal" part 11, continued from BATMAN: SHADOW OF THE BAT #34.! A "big armored guy with steel wings and claws" has committed a series of murders in Gotham City, leading Batman to seek out Jean Paul Valley, the former armored Dark Knight. Continued in ROBIN (1993-2009) #13.

Story continues in: Robin #13. This issue features Batman/Dick Grayson. Both Bruce Wayne and Jean-Paul Valley make guest appearances