She alters reality completely and resets time to undo the damage done by Apocalypse and supposedly by Professor Xavier .
When Apocalypse prepared to kill Xavier , Jean accepts the Phoenix , creating a humanoid fiery entity whose power was able to bring down the ancient being .
Phoenix alters reality completely and resets time to undo the damage done by Apocalypse and supposedly by Xavier   .
When Apocalypse prepared to kill Xavier , Jean accepts the Phoenix , creating a humanoid fiery entity whose power was able to bring down the ancient being .