Starcraft 2 Hydralisk Den Tactics - Version 1.0 Learn about the sometimes useful Zerg Structure in StarCraft 2 known as the Hydralisk Den in this informative eBook. You will also learn about the Hydralisk unit that is enabled by this building as well as about the upgrades that are available at the Den. The information in the eBook is separated into different sections.All of the sections in the eBook are listed as follows:-Introduction-Starcraft 2 Hydralisk Den Tactics-Recommended ResourcesThe Introduction section introduces the topic of the eBook which is all about the Starcraft 2 Zerg structure called the Hydralisk Den. The Starcraft 2 Hydralisk Den Tactics section provides more detailed information about the topic of the eBook and provides additional information about the tactics for using this structure as well as the Hydralisks themselves.