The Wicked Witch of the West is a fictional character from L. Frank Baum's book, "The Wonderful Wizard of Oz." She is known for her green skin, pointed hat, and her ability to fly on a broomstick. The witch is the main antagonist in the story, seeking to capture Dorothy and her friends, including Scarecrow, Tin Man, and Cowardly Lion. In the story, the Wicked Witch of the West rules over the West and commands a group of flying monkeys. Her primary goal is to retrieve the Ruby Slippers that Dorothy wears, which hold magical powers. Ultimately, she is defeated by Dorothy, who accidentally splashes her with water, causing her to melt.