On the windswept plains of the Arathi Highlands, priests and paladins battled creatures of elemental fire and water as they strove to free the spirit of an entrapped princess. To the south, leather workers and alchemists crowded around auctioneers in the bustling underground city Ironforge to hawk their wares while speculators sifted for bargains.

Meanwhile, high in towering Blackrock Spire, dozens of gnomes and humans, dwarves and night elves banded together to assault the legions of the fearsome General Drakkisath.

And in an unmarked building in a nondescript office park here, the builders at Blizzard Entertainment were assembling yet another challenge for the player-heroes of World of Warcraft, the colorful three-dimensional online fantasy that since its release 10 weeks ago has become one of the world's fastest-selling computer games.