Trailer Park The Past Gets More Complicated in Krypton Season 2 (Trailer) April 18, 2019 SyFy’s Superman prequel series Krypton is back this June for its second season, as Seg-El, grandfather to Kal-El, tries to save the future timeline while dealing with the villainous likes of Zod, Doomsday, Lobo, and Brainiac.