| Issue | #388 |
| Published | October 1985 |
| Cover Price | 0.75 USD |
| Pages | 36 |
| Editing | Len Wein |
| Characters | Batman; Mirror Master; Captain Boomerang |
| Genre | superhero |
| Pencils | Tom Mandrake |
| Inks | Tom Mandrake |
| Characters | FEATURE: Batman; GUESTS: Robin; Alfred; Julia Pennyworth; Harvey Bullock; VILLAINS: Mirror Master; Captain Boomerang |
| Synopsis | After trying to steal the same jade neckalce, Captain Boomerang and Mirror Master face off to decide who the greater villian is. |
| Genre | superhero |
| Script | Doug Moench |
| Pencils | Tom Mandrake |
| Inks | Tom Mandrake |
| Colors | Adrienne Roy |
| Letters | John Costanza |
| Notes | story continues in Detective Comics #555. |