| Issue | #6 |
| Published | January 2010 |
| Frequency | Monthly |
| Cover Price | 2.99 USD |
| Pages | 36 |
| Editing | Mike Marts; Janelle Siegel (assistant) |
| Notes | U.S. on sale date: 2009-11-25 |
| Characters | Poison Ivy [Pamela Isley] |
| Genre | Superhero |
| Pencils | Guillem March |
| Inks | Guillem March |
| Colors | Guillem March |
| Characters | Catwoman [Selina Kyle]; Harley Quinn [Harleen Quinzel]; Poison Ivy [Pamela Isley]; The Carpenter [Jenna Duffy]; Batman [Bruce Wayne] (flashback); Robin [Dick Grayson] (flashback); John Grayson (flashback); Mary Grayson (flashback); Gaggy [Gagsworth A. Gagsworthy] (villain; origin); Joker (villain; flashback) |
| Synopsis | Gaggy tells the Sirens his origin and why he wants to kill Harley. |
| Genre | Superhero |
| Script | Paul Dini |
| Pencils | Guillem March |
| Inks | Guillem March |
| Colors | Tomeu Morey |
| Letters | Travis Lanham |
| Characters | Wonder Woman [Diana Prince]; Batman [Bruce Wayne] (corpse); Superman [Clark Kent; Kal-El] |
| Script | Ian Sattler |
| Pencils | Nicola Scott |
| Letters | typeset |
| Notes | Ian Sattler previews art from Blackest Night: Wonder Woman (DC, 2010 series) #1. |