Uncanny X-Men Vol.1 #102
Banshee faces his sinister cousin Black Tom Cassidy. Wolverine, Nightcrawler, and Colossus fight for their lives against the unstoppable might of Juggernaut. Xavier's nightmares continue. Plus, Storm's origin is revealed.
Printed: Dec 1976
Writers: Chris Claremont
Art: Dave Cockrum and Sam Grainger
Cover: Dave Cockrum