D3Publisher of Europe announced that Revenge of the Plague Lord, an expansion for Puzzle Quest: Challenge of the Warlords, will be released tomorrow on Xbox LIVE Arcade. The expansion pack includes four new hero professions, scores of new spells to cast and items to collect, challenging new quests, monsters, bosses and much more. Puzzle Quest: Challenge of the Warlords - Revenge of the Plague Lord will be available on Xbox LIVE marketplace for 700 Microsoft Points.