Because you like Princess Bubblegum in Adventure Time
Finn pulled off the impossible: he quit life as a Stormtrooper. Unfortunately, life only got more complicated after that. See them in Star Wars Series.
Napoleon Dynamite loves tater tots, mythical beasts, and reveling in his awkwardness. See them in Napoleon Dynamite.
For Dana Scully, sometimes looking for extreme possibilities makes you blind to the probable explanation right in front of you. See them in The X-Files.
Community-driven but practical, Calvin Palmer is a natural leader even if he doesn't always see it. See them in Barbershop.
Ted Logan wants to party on, but if doesn't get an A+ on his history presentation, he'll flunk out and be sent to a military school in Alaska. See them in Bill & Ted's Excellent Adventure.
Albus Dumbledore oversees the most unsafe school in recorded history, with Dementors and giant arachnids run amok. See them in Harry Potter Series.
Abandoned by her parents, Rey made her living selling scrap metal and got used to being her own friend and teacher. See them in Star Wars Series.
Titus Andromedon will show you the ropes, help you with your problems, and sing at you constantly, whether you like it or not. See them in Unbreakable Kimmy Schmidt.
Regina Mills is a cold evil queen turned chilly town mayor. See them in Once Upon a Time.
Yoda is wise, patient, and capable of kicking ass. He's done his best to mentor young Jedi and protect the balance of Light and Dark. See them in Star Wars Series.