Jean breaks Mastermind's spell over her and the X-Men battle the Hellfire Club through the Club's mansion. Jean drives Mastermind insane for toying with her mind. Jean snaps and becomes Dark Phoenix.
The price of "Classic X-Men #40 [Direct]-Near Mint (9.2 - 9.8)" at Comics Conspiracy is USD $4.00.
"Classic X-Men #40 [Direct]-Near Mint (9.2 - 9.8)" is associated with the X-Men brand.
The publisher of "Classic X-Men #40 [Direct]-Near Mint (9.2 - 9.8)" is Marvel Comics.
The genre of "Classic X-Men #40 [Direct]-Near Mint (9.2 - 9.8)" is Superheroes.
"Classic X-Men #40 [Direct]-Near Mint (9.2 - 9.8)" falls under the category of Comics.
The artist of "Classic X-Men #40 [Direct]-Near Mint (9.2 - 9.8)" is John Byrne.
The writers of "Classic X-Men #40 [Direct]-Near Mint (9.2 - 9.8)" are John Byrne, and Chris Claremont.