IDW Sonic the Hedgehog Issue 25 is the twenty-fifth issue in the Sonic the Hedgehog comic series published by IDW Publishing. "A Sudden Shift." The world has fallen to the Metal Virus. Heroes, villains, and civilians have become Zombots. There's only one place left to hide and the few survivors-good and bad alike-find themselves up against a new threat commanding the Zombot hordes. Who will Sonic turn to for help in his most desperate hour? Find out in this extra-length issue![1] Story: Ian…