Mercedes Thompson, often referred to as Mercy, is a fictional character from the Mercy Thompson series written by Patricia Briggs. She is a mechanic and shapeshifter who can transform into a coyote. Set in a world filled with supernatural beings, Mercy navigates her life among werewolves, vampires, and other magical creatures while maintaining her independence and strong moral compass. Mercy is known for her resourcefulness and bravery, often finding herself in the middle of conflicts that require her unique abilities. Her character is celebrated for her loyalty to friends and her determination to protect those she cares about, making her a relatable and engaging protagonist in urban fantasy literature.