DC Released November 1981

Action Comics #528

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Published November 1981
Cover Price $0.60
Pages 32

STAR-KILL!  / LAND-MASTERS OF THE SEA A reformed Brainiac enlists Supermans help to try to destroy a doomsday device he created in his nefarious days, which is headed for Earth.  Aquaman finds himself teleported to the world of Vortuma, where he communicates with another hexapus and learns about their society; While on a tour of their city, Aquaman witnesses the Land-Masters, human tyrants who terrorize the sea-dwelling hexapi, make an attack on the hexapus governor.