Warlock

Three humans--Shann Lantee, survivor of an expedition attacked by invaders; Charis Nordholm, sold as a slave to an outlaw trader; and their son, Riss, heir to the secret powers of the Wyvern--narrate the story of the planet Warlock, the home of the Wyvern, an alien witch race, in an omnibus edition containing Storm Over Warlock, Ordeal in Otherwhere, and Forerunner Foray. Reprint.