Sarah Kerrigan is a fictional character from the StarCraft video game series created by Blizzard Entertainment. Initially introduced as a skilled Terran ghost operative, she possesses powerful psionic abilities. Her character undergoes significant transformation throughout the series, becoming a central figure in the ongoing conflict between the Terrans, Zerg, and Protoss. After being betrayed and left for dead, Kerrigan is transformed into the Zerg Queen of Blades, gaining immense power and control over the Zerg swarm. Her journey explores themes of revenge, redemption, and the struggle for identity, making her one of the most iconic characters in gaming history.