Ghost Academy The Ghost Academy unlocks the Ghost unit, which can be built from the Barracks. The Ghost Academy can research upgrades for Ghosts and can arm itself with a Nuke that can be deployed under a Ghost's command, however each Ghost Academy may only hold one Nuke at a... read more

Fusion Core The Fusion Core is a 3.5 tier building that allows the Battlecruiser to be built at the Starport. The Fusion Core requires a Starport to be built and can research Weapon Refit, the upgrade for Battlecruisers to unlock Yamato Cannon, as well as the Advanced Ballistics upgrade for... read more

Factory The Factory is one of the advanced Terran tech buildings that allows Terran to build Hellions, Hellbats, Widow Mines, Siege Tanks, and Thors. The Factory requires a Barracks before it can be built. The Factory can be lifted off and landed elsewhere after it has been constructed. A Factory... read more

Bunker The Bunker is a Terran static defense building that is very useful for protecting infantry units and Walling Off. The Bunker can be repaired by SCVs. The Bunker's Salvage ability makes Bunkers a cost-effective option for panic defense as they can be sold for a 75% refund when danger... read more

Auto Turret The Auto-Turret is a temporary and immobile structure deployed by the Raven at the cost of 50 energy. It automatically attacks nearby air and ground targets that come within its range. Once deployed, the Raven can leave the area, and the Turret will remain until it is killed... read more

Warp Gate The Warp Gate is a unit producing structure for the Protoss, capable of warping in ground units. Warp Gates provide an ability unique to the Protoss: the rapid creation of units at any location on the map covered by the Psionic Matrix, so long as the location is... read more

Gateway The Gateway is a unit production structure for the Protoss, responsible for warping in ground units. Gateways can be warped in by a Probe only within range of the Psionic Matrix, and only if the player controls a Nexus. Like most Protoss structures, the Gateway can only function if... read more

Twilight Council The Twilight Council is a structure on the Protoss Technology Tree, which requires a Cybernetics Core before it can be warped in. The Twilight Council enables research of the Charge, Blink and Resonating Glaives upgrades. It also unlocks the Templar Archives and Dark Shrine structures, which in turn... read more

Templar Archives The Templar Archives is a structure on the Protoss Technology Tree that unlocks the High Templar spell caster unit and the Psionic Storm upgrade. The Templar Archives requires a Twilight Council before it can be warped in. Like most Protoss structures, the Templar Archives can only be warped... read more

Forge The Forge is a structure in the Protoss Tech Tree, which requires a Nexus before it can be warped in. The Forge is the research center for Ground Weapons, Ground Armor, and Shields upgrades. It also unlocks the Photon Cannon. Like most Protoss structures, the Forge can only be... read more

Robotics Facility The Robotics Facility is a unit producing structure for the Protoss, which requires a Cybernetics Core before it can be warped in. The Robotics Facility can produce the Observer, Warp Prism, Immortal, and, after a Robotics Bay has been completed, the Colossus and the Disruptor. Like most Protoss... read more

Robotic Bay The Robotics Bay is a structure on the Protoss Technology Tree that unlocks the Colossus and the Disruptor units at the Robotics Facility. It also contains three upgrades for Robotics Facility units: the Gravitic Boosters speed upgrade for Observers, the Gravitic Drive speed upgrade for Warp Prisms, and... read more

Stargate The Stargate is a unit producing structure for the Protoss, responsible for producing most of the Protoss air units. It requires a Cybernetics Core before it can be warped in. The Stargate produces the Phoenix, Oracle and the Void Ray, and after the Fleet Beacon is completed, the Stargate... read more

Pylon The Pylon is the Protoss supply building and the primary source of the Psionic Matrix power field. After warping in, the Pylon is surrounded by a circular field of the Psionic Matrix, providing power to nearby structures and enabling units to warp in on demand from Warp Gates within... read more

Photon Cannon The Photon Cannon (often shortened to just Cannon) is the sole static defense building for the Protoss. The player must control a Forge before building Photon Cannons. It's more versatile than its Terran and Zerg counterparts as it can attack both air and ground units. Photon Cannons also... read more

Nexus The Nexus is the fundamental building for the Protoss. It warps in the Protoss worker, the Probe. Since patch 4.0.0, after the Fleet Beacon is built, the Nexus can also produce the Mothership. The Nexus is also capable of casting the Chrono Boost spell, which gives a bonus to... read more

Cybernetics Core The Cybernetics Core (sometimes referred to as Cyber Core or just Core) is a structure on the Protoss Technology Tree, which requires a Gateway before it can be warped in. The Cybernetics Core unlocks new units and the Shield Battery building, and enables research of several upgrades. Possessing... read more

Fleet beacon The Fleet Beacon is a structure on the Protoss Technology Tree that unlocks capital ship level air units, specifically the Carrier and the Tempest at the Stargate and the Mothership at the Nexus. The Fleet Beacon also contains an ability upgrade for the Protoss fleet: the Phoenix's Anion... read more

Dark Shrine The Dark Shrine is a structure on the Protoss Technology Tree. Its only function is to unlock the powerful Dark Templar stealth melee unit at the Gateway and/or Warpgate. The Dark Shrine requires a Twilight Council before it can be warped in. Like most Protoss structures, the Dark... read more

Assimilator The Assimilator, a Protoss structure that can only be built on top of Vespene Geysers, allows the player to collect Vespene Gas. Probes sent to an Assimilator will return Vespene Gas to the nearest Nexus. The Assimilator is equivalent to the Terran Refinery and the Zerg Extractor, but has... read more

Infested Infested terrans (a.k.a. infested humans) are a breed of zerg created when the zerg infest a terran with a hyper-evolutionary virus. Many infested terrans were used as powerful suicide bombers. As the zerg perfected their means to infest humans, infested terrans began to take other roles, utilizing their terran... read more

Infestor The Infestor is an offensive spellcaster, meaning that its abilities are used to harm enemy units rather than support the player's units. It can be built after the Zerg player has an Infestation Pit. The Infestor has three abilities: Neural Parasite, Fungal Growth, and Infested Terran. Infestors can move... read more

Zergling The wild little Dunewalkers of the Zz'gash sand world were admitted to the swarm to serve as scouts and attack troops of the first wave. While little more than wild animals, Zerglings work well together under the command of larger Zerg warriors. The voracious Zerglings are very fond of tearing their... read more

Ultralisk The Ultralisk is a late-game Hive-tech unit that is only available once the Zerg player has an Ultralisk Cavern. It is very expensive costing 200 Vespene Gas, but has a great deal of health and its speed is still on par with Zerglings. It features two specific upgrades, for... read more

Defiler The Defiler is a Zerg Hive tech unit. It is one of the Zerg's most powerful spell casters. A support unit, it is most well known for its Dark Swarm and Plague abilities. The Defiler is late game unit requiring the Hive and Defiler Mound, at which time it... read more

Roach The Roach is an Armored-ground unit that can be produced after a Roach Warren has been built. With the Tunneling Claws upgrade, the Roach becomes one of two units (the other being the Infestor) that is able to move while burrowed. This is also indicated by the appearance of... read more