# Uncanny X-Men (1963) #291

Published: 1992-08-01T00:00:00+0000
Series: Uncanny X-Men (1963 - 2011)
Creators: Tom Raney (penciler), Hilary Barta (cover artist), Joe Rosas (colorist), Lois Buhalis (letterer), Scott Lobdell (writer)

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What is the cause of the madness that has swept the Morlock tunnels, infecting the subterranean mutants and driving them insane?