| Issue | #188 |
| Published | April 2005 |
| Cover Price | $2.50 |
| Pages | 36 |
| Editing | Bob Schreck; Michael Wright (asst. editor) |
| Characters | Batman |
| Genre | Superhero |
| Pencils | Sean Phillips |
| Inks | Sean Phillips |
| Characters | Batman [Bruce Wayne]; Riddler [Edward Nigma]; Kara Harris; Professor Jarrod Buttery; Martin Buttery (flashback); Oracle [Barbara Gordon] |
| Synopsis | The Riddler turns on the man who helped save him from drifting into oblivion: Professor Buttery. Can Batman save the doctor? And what nefarious plans lie behind the theft of a priceless artifact? [per solicitation] |
| Genre | Superhero |
| Script | Shane McCarthy |
| Pencils | Tommy Castillo |
| Inks | Rodney Ramos |
| Colors | Tony Avina |
| Letters | Pat Brosseau |
| Notes | February 2005 house ads |