Arion, Lord of Atlantis #21 is a comic book from July 1984 published by DC Comics during the Copper Age. The cover features artwork by Jan Duursema and the story is written by Bob Smith and other contributing artists and writers. The issue focuses on characters like Arion, Chian, and Kyllor as they navigate a world of superheroes and fantasy in the underwater realm of Atlantis. With a direct edition feature, this comic book is a must-have for collectors and fans of superhero and fantasy genres in US Comics.