The Mammoth Book of Dark Magic by Mike Ashley
Twenty-three spellbinding tales of sorcery, wizardry and witchcraft, of the ceaseless battle between good and evil.
From dark lords and epic clashes between the forces of good and evil to a child's struggle to control magical powers for the first time this wonderfully varied collection comprises stories by the most outstanding writers of fantasy: A. C. Benson, James Bibby, Marion Zimmer Bradley, Louise Cooper, Ralph Adams Cram, Peter Crowther, Esther M. Friesner, Tom Holt, Doug Hornig, Diana Wynne Jones, Michael Kurland, Tim Lebbon, Ursula K. Le Guin, Richard A. Lupoff, Michael Moorcock, John Morressy, Tim Pratt, David Sandner, Lawrence Schimel and Mike Resnick, Darrell Schweitzer, Clark Ashton Smith, Steve Rasnic Tem and Robert Weinberg.