Because you like DEATH in Discworld
A vampire hunter, Integra Hellsing doesn't tolerate failure, least of all her own. See them in Hellsing.
Krusty The Clown somehow makes life sillier and more somber at the same time. See them in The Simpsons.
A compassionate medical student, Martha Jones has found a Doctor she can really look up to. See them in Doctor Who.
Although life in a post-apocalyptic world is far from easy, Julie Grigio maintains her sense of humor. See them in Warm Bodies.
Egon Spengler prefers collecting spores, molds, and fungus to interacting with people. See them in Ghostbusters.
Stoic, cynical, and brilliant, Solid Snake was genetically engineered to be the perfect soldier. See them in Metal Gear Series.
Gruff and efficient, Sam Fisher protects a nation that can never admit he exists. See them in Tom Clancy's Splinter Cell.
A stylish agent, Agent J would rather improvise than play by the rules. See them in Men in Black.
Emma Frost's superpower: transforming her body into an unbreakable diamond. See them in X-Men Series.
Cosima Niehaus loves exploring the unknown. Even her own DNA is a puzzle, waiting to be unlocked. See them in Orphan Black.
Gomez Addams fills his days with ghoulish and ghastly forms of recreation, enjoying life and all its pleasures to the fullest. See them in The Addams Family.