Guild Wars was released in 2005, and it currently has three campaigns and an expansion in its franchise, meanwhile Guild Wars 2 is in development. NCsoft and ArenaNet, creators of Guild Wars, announced today a new milestone of 6 million units sold. They free MMO has achieved the latest million in the last 14 months. To celebrate the news, the subscription-free MMO will receive a new content update that will add new quests and more storage options. The party will also be extended into the Guild Wars universe itself starting April 28, which will be the day of their fourth anniversary.