Because you like NiGHTS in NiGHTS into Dreams
Roger is a pansexual alcoholic non-human who will happily lie, cheat and steal to get what he wants. See them in American Dad!.
April Kepner is an excellent surgeon, but outside of the operating room, she's more anxious than most. See them in Grey's Anatomy.
Whatever Sakura Haruno lacks in power, she makes up for in intelligence and bravery. See them in Naruto.
Howl puts the "tortured" in tortured artist. He just wants to be recognized for his work, but no one wants to trust a boy that sorta looks like a bird. See them in Howl's Moving Castle.
Scooby-Doo always keeps his priorities in order: eat snacks first, solve mysteries later. See them in Scooby-Doo.
Summer Roberts is privileged and preppy but also surprisingly open-minded and fiercely loyal. See them in The O.C..
Southern belle Scarlett O'Hara is a heart-melter who has no problem looking after herself. See them in Gone with the Wind.
The self-described "ghost with the most" knows the ins-and-outs of specter life like no other. Just ask him. See them in Beetlejuice.
Riggan Thomson is a washed-up movie star running from his inner demons. Alas those inner demons look just like the superhero he used to play. See them in Birdman.
Lelouch vi Britannia is a high school student by day, masked destroyer of tyrannical empires by night. See them in Code Geass.