WRITTEN BY FORD LYTLE GILMORE; ART AND COVER BY ED MCGUINNESS AND JASON MARTIN; VARIANT COVER BY ARTHUR ADAMS Ed McGuinness pencils the Thundercats in an all-new miniseries, beginning immediately where the popular cartoon left off - with New Thundera restored, and Thundercats King Lion-O gathering his old friends. But there are dark tidings brewing at Mumm-Ra's Pyramid, where the Ancient Spirits of Evil have concocted a nefarious plan to free the Shadowmaster from the Shadow Realm. It's up to Lion-O, Tygra, Panthro, Cheetera and the Thunderkittens to save the day!.