This mystery book cover features a wood or forest with sunlight shining through the trees.
This horror / fantasy book cover features an illustration of a scene at night of a creepy tree with faces carved into it. The sky is cloudy and a daunting purple. There’s a small silhouette of a hooded figure (like a grim reaper) in the background.
This thriller / mystery book cover features a black and white close-up of a girl’s face. Her expression looks sad. In the white space of the girls face is a small silhouette of a person in the woods or forest.
This thriller book cover features an illustration of someone tied up to a chair with a bag on top of his or her head. A lightbulb hangs from the ceiling. The cover is black and yellow. The yellow can easily be changed if you prefer a different color.