Doctor Polaris is an alias used by two fictional supervillains, comic book characters published by DC Comics. Neal Emerson first appeared as Doctor Polaris in Green Lantern #21 (June 1963), and was created by John Broome and Gil Kane. The second Dr. Polaris, John Nichol, first appeared off-panel in Justice League of America #11 (September 2007), before receiving a full introduction in Blue Beetle vol. 2 #31, (November 2008).
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