Poison Ivy was like most femme fatales of the ... She married Harley Quinn and even sacrificed herself to save Gotham in the ...

Poison Ivy arrives in the fifth chapter of DC High Volume's audio drama adaptation of Jeph Loeb and Tim Sale's Batman: The Long Halloween.

This riddle can only be solved after Poison Ivy's death. Return to the Botanical ... When you go into the tunnels to search for the Arkham Knight, look for this on a ledge when you first encounter ...

villain from "Arkham City" is back, in a brand-new play. A Batman villain ... to be found in "Arkham Knight," you can find a lab where someone's trying to recreate her poison.