[Assignation](https://openlibrary.org/works/OL15645797W) [Black Cat](https://openlibrary.org/works/OL41068W) [Cask of Amontillado](https://openlibrary.org/works/OL41016W) Devil in the Belfry [Fall of the House of Usher](https://openlibrary.org/works/OL41078W) Hop-Frog Man of the Crowd Morella Mystery of Marie Roget Oblong Box [Pit and the Pendulum](https://openlibrary.org/works/OL273550W) Spectacles Sphinx Tale of the Ragged Mountains [Tell-tale Heart](https://openlibrary.org/works/OL41059W) Thou Art the Man Three Sundays in a Week [William Wilson](https://openlibrary.org/works/OL16088822W)
Severity reflects intensity, not value — “central theme” means a warning is a core part of the book, not that the book is bad.