Classic X-Men / X-Men Classic #43

Argumento

Lilandra transports the X-Men to her base so that Phoenix can be killed for her crime of wiping out an entire star system; Xavier explains that the Phoenix Force has been purged from Jean and demands the right to trial by combat when his captors refuse to listen; The X-Men and the Imperial Guard fight on the Blue Area of the Moon to determine Jean's fate; During the battle, Dark Phoenix manifests herself once again and Jean sacrifices herself rather than let the Phoenix loose on the universe.