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Contents 1 Hatchery 1.1 Hive 1.2 Lair 2 Infested Command Center 3 Spawning Pool 4 Extractor 5 Evolution Chamber 6 Hydralisk Den 6.1 Deep Warren 7 Spire 8 Greater Spire 9 Ultralisk Cavern 10 Infestation Pit 11 Infested Barracks 12 Infested Supply Depot 13 Nest 14 Roach Warren 15 Nydus Warren 16 Spine crawler

[edit] Hatchery

Two rally points are able to be set on a Hatchery; one for Drones and another for warrior units.

[edit] Hive

[edit] Lair

[edit] Infested Command Center

[edit] Spawning Pool

It allows the spawning of Zerglings and offers upgrades such as increased movement.

[edit] Extractor

[edit] Evolution Chamber

Contains research upgrades for burrow (unlocks burrow), slime (Overlord), generate Creep (Overlord – this ability also increases Zerg buildings' Creep generation speed), and allows the Queen to produce Shriekers, increasing the range of the Sunken Cluster and Swarm Cluch abilities.

[edit] Hydralisk Den

Unlocks the Hydralisk and researches attack and armor upgrades for them. It can mutate into a Deep Warren, enabling Lurkers to be developed.

[edit] Deep Warren

It is evolved from the Hydralisk Den and is required for the development of Lurkers, also providing upgrades for them.

[edit] Spire

[edit] Greater Spire

[edit] Ultralisk Cavern

[edit] Infestation Pit

Allows production of Infesters.

[edit] Infested Barracks

[edit] Infested Supply Depot

[edit] Nest

It allows Zerglings to morph into Banelings and contains Baneling upgrades (increased weapons and armor).

[edit] Roach Warren

It enables the spawning of Roaches, and contains Roach upgrades (increased attack and armor).

[edit] Nydus Warren

• Expect the Queen to be able to build structures like the Sunken Cluster.

[edit] Spine crawler