Thor (1966) #220 provides an enjoyable reminder that Marvel history is built from individual issues with their own rhythms, risks and small surprises. The issue was published on 1 February 1974 as part of Thor, with Black Stars providing the clearest point of entry. Its premise connects Thunder God with questions of courage and justice. That combination gives the opening a purpose beyond simply announcing another adventure. The most persuasive passages in Thor (1966) #220 a