Mercy is a prominent character in the video game Overwatch. She serves as a nanobiologist and a field medic, consistently staying at the forefront of global wars and crises to provide aid to the wounded and endangered. Mercy's signature Valkyrie Suit ensures she remains close to her teammates, functioning like a guardian angel. With the advanced technology of her Caduceus Staff, she can heal, resurrect, or bolster her allies, making her an essential asset in any team.