| Issue | #4 |
| Published | April 1994 |
| Cover Price | 1.95 USD |
| Pages | 52 |
| Editing | Neal Pozner |
| Notes | Poison Ivy at the bat.... Cover credits found in letter page of #8 |
| Characters | Poison Ivy; Mad Hatter; Two-Face; Scarecrow; Riddler |
| Genre | Superhero |
| Pencils | Kyle Baker |
| Inks | Kyle Baker |
| Notes | Poison Ivy at the bat.... Cover credits found in letter page of #8 |
| Characters | Riddler; Amygdala; Firefly; Dr. Faustus; Cornelius Stirk; Scarecrow; Poison Ivy; Mad Hatter; Two-Face; Jeremiah Arkham |
| Synopsis | The Arkham Inmates play the Blackgate prison softball team. |
| Genre | Superhero |
| Script | Alan Grant |
| Pencils | Tim Sale |
| Inks | Jimmy Palmiotti |
| Colors | Bernie Mireault |
| Letters | Ken Bruzenak |
| Editing | Denny O'Neil (Consulting Editor) |
| Notes | Continued from last issue |
| Characters | Razor Sharp; The Psyba-Rats |
| Script | Chuck Dixon |
| Pencils | Howard Porter |
| Inks | Mark Stegbauer |
| Colors | Greg Rosewall |
| Letters | Lois Buhalis |
| Notes | Continued from last issue. This story takes place before the Psyba-Rats mini series |
| Characters | Blue Beetle |
| Genre | Superhero |
| Script | Brian Augustyn |
| Pencils | Patrick Rolo |
| Inks | Dick Giordano |
| Colors | Michael Danza |
| Letters | Willie Schubert |
| Notes | Continued from last issue |