When Plant Creatures attack major cities around the world, the team is eager to join the fight alongside the Justice League. Instead, Batman assigns them a still more dangerous task - taking out the plants' masters: a secret society of super- villains: the Injustice League!
Elenco: Danica McKellar , Jesse McCartney , Nolan North , Khary Payton , Crispin Freeman , Jason Spisak , Stephanie Lemelin , Masasa Moyo , Kevin Michael Richardson , Troy Baker , Zehra Fazal .