| Issue | #823 |
| Published | November 2006 |
| Cover Price | $2.99/$4.00 CAD |
| Pages | 36 |
| Editing | Peter Tomasi; Michael Siglain (associate) |
| Characters | Batman; Poison Ivy |
| Genre | Superhero |
| Pencils | Simone Bianchi (signed) |
| Inks | Simone Bianchi (signed) |
| Colors | Simone Bianchi (signed) |
| Characters | Batman [Bruce Wayne]; Robin [Tim Drake]; Commissioner James Gordon; Harvey Bullock; Villains: Poison Ivy [Pamela Isley]; Harleen Quinzel [Harley Quinn; cameo]; Harvest; Riddler [Edward Nigma] |
| Synopsis | Once she was the mistress of all growing things. Now the plant kingdom has rebelled and unleashed its deadly fury on Poison Ivy! While struggling to protect his enemy, Batman is drawn deeper into a forest of intrigue where he uncovers a horrifying secret from Ivy's past. [per solicitation] |
| Genre | Superhero |
| Script | Paul Dini |
| Pencils | Joe Benitez |
| Inks | Victor Llamas |
| Colors | John Kalisz |
| Letters | Jared K. Fletcher |
| Script | Dan Didio |
| Notes | Dan Didio's weekly column printing preview art from what appears to be Geoff Johns / Richard Donner's upcoming Action Comics run. DC house ads for Atom #3, Creeper #2, Mystery in Space #1 and Detective Comics #824. |