That rumbling you're hearing is the arrival of Thunder!, the new comic-sized magazine devoted exclusively to comic book heroes brought to life on film, television, and in animation. Our premiere issue features a complete guide to the animated series The Avengers: Earth's Mightiest Heroes, going behind the scenes on every episode of the first season and featuring the comments of Jeph Loeb, story editor Chris Yost, and supervising producer Josh Fine. From there we have exclusive new interviews with Avengers writer/director Joss Whedon and producer Kevin Feige in time for the DVD release. It also features an episode guide to Walking Dead!