Asher's true form as a Cadásur gives him remarkable powers. He is able to fly and he can move at the speed of thought. He can conjure weapons out of solid light and alter the exit side of a slipgate simply by touching the portal.
Part of Asher's abilities allow him to heal from just about any wound; he has been turned into a Vampire, impaled, immolated, and eviscerated since coming into his powers Each time he has died, and each time he came back to life. Because of his time of as a Vampire, his blood has the capacity for curing the undead and give them new life.