The Last Kids on Earth and the Destructor's Lair is the highly anticipated 10th and final book in the #1 New York Times, Wall Street Journal, and USA Today bestselling series by Max Brallier, illustrated by Douglas Holgate, with over ten million copies in print. Published November 4, 2025, by Viking Books for Young Readers.

Jack and Quint are trapped in the Monster Dimension, and their mission is to prevent Rezzoch the Ancient, Destructor of Worlds, from reaching Earth and annihilating civilization. To succeed, they must secure an audience with a creature more mysterious than any other — racing against time through the monster dimension. But before they can return home to June and Dirk, Jack faces a confrontation that will change everything.

This 272-page hardcover is recommended for readers ages 8–12 and combines action-packed storytelling with graphic novel-style illustrations. ISBN: 9780593405277.