The Black Sheep of the Family
What good is a superhero without an evil sibling?
What good is a superhero without an evil sibling?
Brother of Cyclops and Havok
Stepbrother of Professor X
Twin sister of Professor X
Sister of Emma Frost
Brother of Piotr and Illyana Rasputin
Adoptive brother of Dick Grayson, Tim Drake and Damian Wayne
Brother of Monet, Claudette and Nicole St. Croix
Half- sister of Pixie
Other half-sister of Pixie
Brother of the Martian Manhunter
Sister of Lilandra
Brother of Lilandra
Possible half-brother of Wolverine
Sister of Starfire