The Last Kids on Earth and the Nightmare King

Join 13-year-old Jack Sullivan and his monster crew on mind-blowing adventures! After the zombie apocalypse, Jack lives in an amazing tree fort, plays Real-Life Mario Kart, and battles zombies. When his friends find other humans, Jack must convince them to stay and prove that life couldn't be any better. But with a Nightmare King and an ancient evil on their heels, life after the monster apocalypse might be more complicated than Jack thought.