Because you like Mrs. Who in A Wrinkle in Time
With each reboot, Janet progresses more and becomes capable of human emotions. See them in The Good Place.
James Gordon happens to be the one guy in Gotham City with proper morals who doesn't also run around in a cape. See them in DC Extended Universe.
Working as a captain in the American Expeditionary Forces and a spy for British Intelligence, Steve Trevor wants to end World War I once and for all. See them in DC Extended Universe.
Xander Harris' life motto: laugh in the face of danger and then hide until it goes away. See them in Buffy the Vampire Slayer.
Nandor is a relentless vampire who never admits he's wrong, loves glitter, and can't use a tablet. See them in What We Do In The Shadows.
A smart, spunky, and incredibly skilled gamer, Art3mis has a revolutionary spirit. See them in Ready Player One.
Though he may be blind, Chirrut Imwe sees the power of the force more than most. See them in Rogue One.
White Witch's heart is as frozen as the land she rules. See them in The Chronicles of Narnia.
Sydney Novak claims she’s “not special,” but her self-reportedly average life changes quickly once she begins to develop powers she can’t control. See them in I Am Not Okay With This.
Anya Jenkins has a real harsh bark to go with her demonic bite. See them in Buffy the Vampire Slayer.
Bodhi Rook is a defected pilot for the Galactic Empire dead set on destroying the Death Star. See them in Rogue One.