Because you like Donna Meagle in Parks and Recreation
Born and raised in the darkness, Bane is determined to have the city totally under his control so that he can demolish it. See them in DC Extended Universe.
Maurice Moss is a dedicated IT guy who even talks like a computer. See them in The IT Crowd.
Tony Stonem is the golden boy of Bristol. Problem is, he knows it. See them in Skins.
Tina Cohen-Chang is a shy loner who becomes a fierce performer on stage. See them in Glee.
A determined and cold-hearted spy, Cassian Andor will do what it takes to stand up to the evil Galatic Empire. See them in Rogue One.
Rogue's touch is literally deadly, and she's trying to learn from the older mutants how to manager her powers. See them in X-Men Series.
April Kepner is an excellent surgeon, but outside of the operating room, she's more anxious than most. See them in Grey's Anatomy.
K-2SO is a blunt and sarcastic reprogrammed Imperial droid who is always up for an adventure. See them in Rogue One.
Philip J. Fry accidentally cryogenically froze himself for a millennium. See them in Futurama.
R2-D2 has been in the galaxy saving business for decades. Not bad for somebody whose vocabulary is limited to "beep-boop." See them in Star Wars Series.
After years of living vicariously through other people's heroic stories, Wade Watts is about to become a hero himself. See them in Ready Player One.