According to the letters page of UK #143, the 'events' of Headmasters run from 1986 until the end of 1987, more than a full year. (whether this includes the build time of the Steelhaven-- who knows. But given Steelhaven's evident speed in subsequent stories, ia ssume it does at least include transport time.) -Derik 06:16, 11 May 2006 (UTC)
According to several pieces in the letters column, the movie IS cannon with the US series. Of course, that makes....less than no sense, but it's still there.—The preceding unsigned comment was added by 66.89.73.226 (talk • contribs).