Character:
Lorna Dane [Polaris, Earth-616] (p. 1968) (English)
Relation:
formal
Group:
X-Men [Earth-616] (p. 1963) (English)
Years:
1969 - 1975
Notes:
Joined in X-Men (Marvel, 1963 series) #60 (September 1969) by Roy Thomas.

Leaves in X-Men (Marvel, 1963 series) #94 (August 1975) by Len Wein and Chris Claremont.