Action 586 (March 1987) is chapter 19 of Legends, and the third part of a Superman book story arc within Legends, which sees Superman brought to Apokolips, and made to believe he is the son of Darkseid.
Byrne and Giordano have Superman training under the tender touch of Granny Goodness. The mental blocks needed to make him believe he is Darkseid’s son prevent him from using his full powers.
Orion and Lightray come to Apokolips, and while Amazing Grace tries, and fails, to seduce Lightray, Orion takes on Superman. Orion really is the son of Darkseid, and is amused when Superman calls himself that. He manages to break Darkseid’s programming of the hero.
Superman attempts to confront Darkseid, enraged at what he had been made to do, but Darkseid uses his omega beams to return Superman to Earth, in time for the final issue of Legends.