A seedpod from space has crashed into Gotham City! As its vines grow wild, Batgirl, Supergirl, and Poison Ivy all rush in to investigate. They discover that the plant's roots can't be cut. Its reaching tendrils are super-strong and move with super-speed. It's a surviving species from Krypton, and under Earth's yellow sun, it has superpowers! And under Poison Ivy's command, the vegetal menace will make for an unstoppable weapon. Can Batgirl and Supergirl find a way to defeat the Queen of Green and uproot the mighty alien bloom? Find out in this action-packed, illustrated chapter book that's perfect for young DC Super Hero fans!

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