| Issue | #449 |
| Published | Late June 1990 |
| Cover Price | 1.00 USD |
| Pages | 36 |
| Editing | Denny O'Neil; Dan Raspler (associate editor) |
| Genre | superhero |
| Pencils | Norm Breyfogle |
| Inks | Norm Breyfogle |
| Characters | Batman; Penguin (Villain); Harold; Tim Drake |
| Genre | superhero |
| Script | Marv Wolfman (co-plotter; writer); Alan Grant (co-plotter) |
| Pencils | Mark Bright |
| Inks | Randy Emberlin |
| Colors | Adrienne Roy |
| Letters | John Costanza |
| Notes | Cont. from Detective #615 |