|Hey, aren't you that plant lady, Poison Oaky?|
This group of criminals battled the Justice League but were defeated.
The depicted subject bears the likeness of Extremists from the DC Comics; however, the DCAU item was never named on-screen, or otherwise. The title of this article is conjecture based on the item's likeness.
In the DC Comics, the Extremists are a group of criminals from a universe outside the main DC universe. All of them are based on various villains from the Marvel Universe:
|Lord Havok||Doctor Doom|