Uncanny X-Men

(1963) #399

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• writer

  Joe Casey

• penciller

  Tom Derenick

• colorist

  Hi Fi Design

• inker

  Sandu Florea

• inker

  Scott Hanna

• editor

  Mark Powers

• penciller (cover)

  Tom Raney

• letterer

  Richard Starkings

• letterer

  Saida Temofonte

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All data from the awesome folks at Marvel.