UNCANNY X-MEN (1963) #250

Missing X-Man Polaris has sent out an S.O.S to her fellow X-Men at their Australian base. Her teammates follow her call for help only to be led into the hands of Savage Land mutates, under the rule of the Sorceress Zaladane! In the shocking aftermath of last issue’s events, Havok receives a desperate call for help from his former lover Lorna Dane, a.k.a. Polaris!