| Issue | #623 |
| Published | November 1990 |
| Cover Price | 1.00 USD |
| Pages | 36 |
| Editing | Denny O'Neil; Kelley Puckett (assistant) |
| Characters | Batman; Joker; Bathound |
| Genre | superhero |
| Pencils | Dick Sprang |
| Inks | Dick Sprang |
| Characters | Batman; Joker; The Robin |
| Genre | superhero |
| Script | John Ostrander |
| Pencils | Flint Henry (pgs 6-14, 18, 19); Mike McKone (pgs 1-5, 15-17, 20-22) |
| Inks | Flint Henry (pgs 6-14, 18, 19); Jose Marzan (pgs 1-5, 15-17, 20-22) |
| Colors | Adrienne Roy |
| Letters | Todd Klein |