Watchmen, written by Alan Moore and illustrated by Dave Gibbons, is a groundbreaking graphic novel that redefined the superhero genre. Set in an alternate version of 1985, where superheroes exist and have influenced world events, the story follows a group of retired vigilantes as they investigate the murder of one of their own. Watchmen explores complex themes such as power, morality, and the nature of heroism, while also deconstructing traditional superhero tropes. With its intricate plot, rich character development, and stunning artwork, Watchmen is widely regarded as one of the greatest graphic novels of all time.