Charles Xavier first meet Magneto (and Gabrielle Haller) (Uncanny X-Men #161) : r/xmen
X-MEN Just Made Xavier's Son Absolutely Disturbing
io9 on X: "The final season of Legion will feature David's parents, Charles Xavier and Gabrielle Haller https://t.co/3Uw3tIOZuU https://t.co/0kLOnWZUM4" / X
XAVIER / MARKO FAMILY TREE | uncannyxmen.net
X-Men TV series, Legion, will debut next year - Polygon
Gabrielle Haller (Earth-295) Reading Orders | Complete Marvel Reading Order