sentences:  However, due to the existence of large competitors, its bumpy releases among editions and limited availability, it does not dominate the market.Other translated systems include "Fighting Fantasy" (including "Advanced Fighting Fantasy"), "GURPS", "RuneQuest", "Hero Wars", "Shadowrun", "Stormbringer", "Traveller", "Tunnels and Trolls", "Warhammer Fantasy Roleplay" and "World of Darkness" systems.Each title has been translated several times, releasing many different editions.