The White Martians want to subjugate humanity under the guise of the super hero team the Hyperclan. A suspicious Justice League of America uncover the aliens’ true intentions, resulting in an all-out battle for the planet. Bonus: JUSTICE LEAGUE OF AMERICA #42 Originally published in February 1966. When Metamorpho is invited to join the Justice League of America, his initiation is interrupted by the Unimaginable, an aggressive alien bent on joining the JLA himself.