The Demon Spirit is a fantasy novel by American writer R. A. Salvatore, the second book in the first DemonWars Saga trilogy.

The servants of Bestesbulzibar still roam the land, creating havoc while, at St.-Mere-Abelle, the centaur Bradwarden is held captive.

It is during this time that Elbryan teaches Pony Bi'nelle dasada, the sword-dance of the Touel'alfar, the short winged elves of Corona.

It is also at this time that Father Abbot Markwart, head of the Church of St. Abelle, begins his spiral downward.

In this novel the reader meets Andacanavar, a northern ranger from Alpinador.