Soon to be an Amazon Prime Video animated series airing on October 6, 2019!

Escape from Inner-Earth! Derek Dynamo is a prisoner of The Exile — who has taken him deep into Inner-Earth. Now Super Dinosaur must assemble a team to save his best friend, but along the way, he will learn the secret of Inner-Earth — something that could bring about the fall of human civilization! The third book in the bestselling graphic novel adventure series by The Walking Dead creator Robert Kirkman and superstar artist Jason Howard.