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Uncanny X-Men (1963) #221 (5.5) & #239 (8.5) 1st App Mr. Sinister
$59.99Publication Year: 1987 • Character: Mr. Sinister • Issue Number: 221, 239 • Series Title: Uncanny X-Men • Main Character: X-Men • Grade: 6.5 Fine+ • Publisher: Marvel • Genre: Superhero • Age: Copper
