City Building Mechanic: Rebuilding Sirocco. Create your own landmark in Aurai by helping the population to survive in this ruthless world! With the new City Building mechanic, you are part of rebuilding the Refugee Camp into New Sirocco. New Area: Caldera Aurai is expanding and Caldera is more than just a new landscape. New dungeons, quests and locations make it a treasure trove for every adventurer. New Skills, Weapons and many more. One new skill tree, Grenades and numerous possibilities to enchant your weapons, give you the tools to be more creative when it comes to the fight for survival. Forge your own unique combat style.