| Issue | #390 |
| Published | August 1969 |
| Cover Price | 0.15 USD |
| Pages | 36 |
| Editing | Julius Schwartz |
| Characters | Batman [Bruce Wayne]; Masquerader |
| Genre | superhero |
| Pencils | Irv Novick |
| Inks | Irv Novick |
| Notes | Credits for pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics (added by Gregory Fischer, May 2009). |
| Reprinted | in Showcase Presents Batman (DC, 2006 series) #4 |
| Characters | Batman [Bruce Wayne]; Robin [Dick Grayson]; Masquerader; Sam Tweed |
| Genre | superhero |
| Script | Frank Robbins |
| Pencils | Bob Brown |
| Inks | Joe Giella |
| Notes | Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics. |
| Reprinted | in Showcase Presents Batman (DC, 2006 series) #4 |
| Letters | typeset |
| Notes | Includes a letter from Martin Pasko |
| Characters | Robin [Dick Grayson]; Sandy Cole; Craig Rockland |
| Genre | superhero |
| Script | Mike Friedrich |
| Pencils | Gil Kane |
| Inks | Murphy Anderson |
| Notes | story continued in Detective Comics #391. Credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics [May 2008]. |
| Reprinted | in Showcase Presents: Robin The Boy Wonder (DC, 2008 series) #1 |