He uses the element of mystery. The uninvited guest in the red - death - like costume shows up mysteriously at the party. The way the rooms are arranged with different colors also adds to the mystery and horror. Each room has a different atmosphere, and the final black and red room where the death occurs is the most terrifying. The characters' fear and panic as they realize death has infiltrated their supposed safe place also contribute to the horror.
Poe creates horror through the description of the Red Death itself. The vivid and grotesque details of the disease, like the blood - covered face, are really scary. Also, the setting of the abbey which is supposed to be a safe haven but still gets invaded by death.
Poe uses vivid descriptions of the Red Death itself. The appearance of the figure with the 'scarlet stains upon the body and especially upon the face' is very creepy. Also, the setting of the seven rooms, each with a different color and mood, adds to the horror. The black room at the end is especially foreboding.
He uses vivid descriptions. For example, in 'The Tell - Tale Heart', he describes the old man's eye in great detail, making it seem very creepy. Also, the characters' psychological states are often unstable, like the narrator in 'The Black Cat' who goes from loving his cat to hating it in a very disturbing way.
Through the narrator's actions. His cruel treatment of the cat, like gouging out its eye, is really horrifying.
Poe creates horror through his use of vivid and often grotesque descriptions. For example, in 'The Tell - Tale Heart', he describes the old man's vulture - like eye in great detail, which is really disturbing. Also, his narrators are often unreliable, which makes the reader question what's really going on. In 'The Cask of Amontillado', the narrator's calmness as he leads Fortunato to his doom is quite terrifying.
He uses the character's actions. The narrator's cruel treatment of the cat, like gouging out its eye, is horrifying. It makes the reader feel a sense of dread.
The sense of horror is created through the psychological aspect. The narrator's deteriorating mental state is very disturbing. We see him go from a normal person to someone who commits heinous acts. And the way he tries to justify his actions makes it even more chilling. The presence of the second cat, which seems to be a symbol of his guilt, adds to the horror. It haunts him everywhere, and its appearance is often accompanied by an eerie feeling.
Poe creates horror through the narrator's unreliable voice. We can't fully trust what he says, which makes the events more mysterious. Also, the description of the cats, especially the second one with the strange mark on its chest, is spooky. The sudden and violent actions of the narrator, like killing the first cat, add to the horror.
Poe uses vivid and disturbing descriptions. For example, in 'The Tell - Tale Heart', the detailed account of the old man's eye and the narrator's stealthy approach to the murder creates a sense of horror. Also, the sounds in the story, like the beating heart that won't stop, add to the unease.
Poe uses vivid and grotesque descriptions. For example, the description of the Red Death with its blood - like stains on the body creates a very disturbing image. Also, the description of the rooms in the abbey, each with a different color that gives an eerie feeling.
Poe often used psychological elements. For example, in 'The Tell - Tale Heart', the narrator's own guilt and paranoia create the horror. His detailed descriptions of the character's mental state make the reader feel the unease.