Because you like James Halliday / Anorak in Ready Player One
An alien living in a temple shaped like a giant woman, Pearl enjoys ballet, fencing, and using her magical spear. See them in Steven Universe.
A daughter of a pair of superheroes, Hope van Dyne is scientist is brilliant and fearsome. See them in Marvel Cinematic Universe.
Luis is a deliverer of silver linings and long-winded stories. See them in Marvel Cinematic Universe.
Romantic, impulsive, and captivated by the joys of life, Natasha Rostova is on the messy path of growing up. See them in War and Peace.
Arthur Dent is an incredibly normal man on an incredibly abnormal adventure. See them in The Hitchhiker's Guide to the Galaxy.
Daphne Blake's unfailing enthusiasm keeps the team's morale up even as they're battling evil spirits and other ghouls. See them in Scooby-Doo.
Glenn Rhee somehow never loses his enthusiastic spirit – even in the middle of a zombie apocalypse. See them in The Walking Dead.
There's magic behind Tara Maclay's quiet façade. See them in Buffy the Vampire Slayer.
Artemis Fowl understands the way of the world. If he wins, he's a prodigy. If he loses, then he's crazy. That is how history is written. See them in Artemis Fowl.
Dr. Gordon Freeman is a brilliant physicist is a quiet hero. And given all the violent aliens, he better be. See them in Half-Life.
Riley Blue is trying to outrun her bad luck, but she might not be fast enough. See them in Sense8.