The cover of "King's Quest VI" features a large, gold-colored dragon with a red and black striped tail, standing over a man in a red cape. The title "King's Quest VI" is prominently displayed in large, gold-colored letters, and the subtitle "HER TODAY, GONE TOMORROW" is written in smaller gold-colored letters below the dragon. The publisher's name "SIERRA" is printed in gold-colored letters at the bottom of the cover.