# Uncanny X-Men (1963) #21

Published: 1966-06-01T00:00:00+0000
Series: Uncanny X-Men (1963 - 2011)
Creators: Dick Ayers (cover artist), Werner Roth (penciler), Roy Thomas (writer), Art Simek (letterer)

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In the desert dwells Dominus! The X-Men must defeat an enemy they don't dare attack, but Lucifer's robots aren't returning the favor!