When Batgirl and Supergirl investigate mysterious tremors in Gotham Bay, they dive underwater and discover... Lex Luthor! The crooked businessman is running a mining operation to dig up deep-sea Kryptonite deposits. But as the two friends battle Luthor and his drones, the green dust that fills the cavern quickly drains Supergirl's superpowers. What's worse, the unstable tunnels are at risk of total collapse! Can the girls shut down the Super-Villain's Kryptonite collection scheme before they get trapped beneath the waves? Find out in this action-packed, illustrated chapter book that's perfect for young DC Super Hero fans!
| ISBN: | 9781398253117 |
| Publication date: | 20th June 2024 |
| Author: | Jay Albee, Bob Kane, Bill Finger, Jerry Siegel, Joe Shuster, Inc DC Comics |
| Illustrator: | Teo Duarte |
| Publisher: | Raintree an imprint of Capstone Global Library |
| Format: | Paperback |
| Pagination: | 67 pages |
| Series: | The Adventures of Batgirl and Supergirl |