First on-screen appearance of Madelyne Pryor, a clone of Jean Grey created by Mr. Sinister.
Rogue and Magneto embracing in Gambit's hallucination is taken from Rogue's time with Magneto in the Savage Land, where they were briefly lovers. (Uncanny X-Men #269 from October 1990 & #274-275 from March/April 1991)