Marvel Chronology Project

Main Story

Marvel Girl (alternate universe, past)
the spirit of Jean Grey
commuters on the New York subway
Scarlet Witch

Later

dinosaurs in the Savage Land
Marvel Girl (alternate universe, past)
the spirit of Jean Grey
Scarlet Witch

Later

a giant Mud-Monster
citizens of Rio de Janero, Brazil
Marvel Girl (alternate universe, past)
the spirit of Jean Grey
Scarlet Witch

Later

citizens of the Monster Metropolis beneath Manhattan
Marvel Girl (alternate universe, past)
Scarlet Witch
the spirit of Jean Grey
Moloids
Mole Man

Shortly

citizens of New York
Marvel Girl (alternate universe, past)
the spirit of Jean Grey
Emma Frost