Because you like James Halliday / Anorak in Ready Player One
Arwen has to choose between a life of loneliness or love and inevitible death, both rather unfortunate options. See them in The Lord of the Rings.
For someone who swears she doesn't care for anyone, MJ Jones spends a lot of time observing her classmate Peter Parker. See them in Marvel Cinematic Universe.
Hank McCoy is a quintessential nerdy scientist but with a few rather unconventional physical attributes. See them in X-Men Series.
Darcy Lewis is a razor-sharp scientist studying things that science can't explain. See them in Thor.
Sam Montgomery works hard, but her evil stepmother makes sure her efforts don't pay off. See them in A Cinderella Story.
GLaDOS will supply the food when you get together: a delicious cake. Of course, it could just be a trap so she can kill you. It’s hard to say. See them in Portal Series.
Bookish and socially anxious, Ruby Roundhouse is a teenager turned action heroine. See them in Jumanji.
Stella Grant is an organized, orderly optimist living with a dangerous disease. See them in Five Feet Apart.
A cursed pirate captain, Barbossa is greedy, vengeful, and surprisingly cheeky. See them in Pirates of the Caribbean: the Curse of the Black Pearl.
Woody is a selfless leader of Andy's toys who likes change less than a snake in his boots. See them in Toy Story.
Cinderella will sacrifice herself to keep her family's memory alive. See them in Cinderella (Live Action).