Vasher is a character from the fantasy series known as the Mistborn universe, created by author Brandon Sanderson. He is a skilled swordsman and possesses a unique ability to manipulate a magical metal called Investiture, which allows him to enhance his combat skills and perform extraordinary feats. His character is often associated with themes of redemption and the complexities of morality. In the series, Vasher wields a powerful sword named Nalthian, which is capable of cutting through almost anything. He is also known for his connection to the Awakening magic system, which enables him to animate objects using the breath of living beings. Vasher's journey explores the balance between power and responsibility in a richly developed world.