Looking At Another
The other tag examines sound. Instead of staring at the camera or into space, the character stares at someone else. Sometimes they are looking at someone in the picture, sometimes off-screen. Artists can create moods and relationships without words, which is great. You immediately feel like a third party watching a private, honest moment between two people.
This is how artists tell quiet stories with body language. Immediately, a shy, embarrassed look across the room suggests a crush. However, a sharp, unblinking glare between fighters intensifies the rivalry. Group fanart often uses this pose to make everyone look busy, but two characters are looking at each other. All about eyes. Creators worked hard to get the pupil's tilt and eyelids' shape right to match the emotional weight of that stare.
This interaction gives your desktop wallpaper a storylike feel. It transforms a character portrait into an anime still. These illustrations bring life and connection to your setup if you like how characters interact or how subtle visual storytelling is.