Thor (1966) #218 opens the door to a distinct corner of Marvel history rather than feeling like a catalogue entry that should be admired from a distance. The issue was published on 1 December 1973 as part of Thor, with Black Stars providing the clearest point of entry. Its premise connects Asgard with questions of duty and courage. That combination gives the opening a purpose beyond simply announcing another adventure. The storytelling in Thor (1966) #218 works through accu