Today, Ubisoft and Related Designs announced that Anno 2070 Deep Ocean, the add-on to Anno 2070, one of Ubisoft’s best-selling franchises and an award-winning strategy brand, will be released on October 4th, 2012.

Anno 2070 is a video game with city-building and real-time strategy gameplay elements that was released on 17 November 2011and shifted to the future for the first time in the series, offering an island of new technologies and challenges for the player to manage. The focus of Anno2070 Deep Ocean is a new faction called the Techs who are able to expand further into the deep ocean. By experimenting with a new energy source called the geothermal power plant, the player will be able to build massive production facilities below the sea surface and might even secure one of mankind’s most important needs: Limitless energy supply. The player can build the impressive new Tech Monument as well as new buildings and decorations to make cities even more beautiful.

Anno 2070: Deep Ocean also includes over 150 new challenging quests, hostile natural disasters and co-op features. The add-on will retail for $29.99.