X-Factor Vol. 1 (1986-1998) #38

Plot

Under the influence of the Goblin Queen, the X-Men and X-Factor renew their conflict with each other; Jean and Maddie battle as Maddie reveals that she is a clone of Jean Grey created by Mr. Sinister and brought to life by a small fraction of the power of the Phoenix; When the Goblin Queen releases the Phoenix to kill Nathan Christopher and open a doorway to Limbo, Jean is able to absorb the Phoenix force away from the Goblin Queen but, as this is what was powering Maddie's life, she dies; New York returns to normal and the Inferno is quenched; With Nathan Christopher safe, Jean's parents restored to their human form and the Goblin Queen dead, the X-Men and X-Factor vow to track down Mr. Sinister and make him pay for his hand the plot.