SINESTRO
Sinestro
Thaal Sinestro is a fictional character, an alien supervillain in the DC Comics Universe. Created by John Broome and Gil Kane, Sinestro is the former mentor of Earth's greatest lantern, Hal Jordan and the archnemesis of the entire Green Lantern Corps. Sinestro first appears in Green Lantern #7 .The above text is a snippet from Wikipedia: Sinestro
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