HOUSE OF EL BOOK ONE THE SHADOW THREAT TPA brand new vision of one of comics most famous tragedies the first of a trilogy of young adult graphic novels by New York Times bestselling writer Claudia Gray and illustrator Eric Zawadzki! Explore Krypton like never before: through the eyes of two teenagers on opposite sides of the same extinction level event. Zahn is one of Krypton\'s elites: wealthy, privileged, a future leader. Sera is one of Krypton\'s soldiers: strong, dedicated, fearless.