YPSILANTI, MI – One of Michigan’s biggest comic cons has just announced its first celebrity guests. Two of them are wrestling hall of famers and another is a horror movie star. Now in its 8th year, Astronomicon has moved from the now defunct Burton Manor in Livonia to the Ann Arbor Marriott Ypsilanti at Eagle Crest, taking place Friday, April 4 through Sunday, April 6. WWE Hall of Famers, …