Buildings are structures within the portcullis of your castle. Buildings allow skills to be researched, and produce units. Units produced from the same building can only be built one at a time.

Order Buildings (Right to Left): Barracks, Archery Range, Mage Guild, Giant's Prison, Temple, Bank.

Chaos Buildings (Right to Left): Crypt, Graveyard, Bone Yard, Giant's Lair, Snake Pit, Black Vault

Elemental Buildings (Right to Left): Stone Temple, Water Shrine, Molten Core (Bottom), Drifting Hollow (Above), Cell Pod, Gold Keep
Order Empire
Barracks
Trains: Swordwrath, Spearton, Shadowrath
Research: Rage, Shield Wall, Shield Bash, Shinobi I & II
Archery Range
Trains: Archidon, Albowtross
Research: Castle Archer I, II & III, Fire Arrows, Blazing Bolts
Mage Guild
Trains: Magikill
Research: Poison Spray, Electric Wall
Giant's Prison
Trains: Enslaved Giant
Research: Giant Growth I & II
Temple
Trains: Meric
Research: Resilience, Cure
Bank
Trains: N/A
Research: Miner Hustle, Miner Wall, Passive Income 1, 2 & 3, Tower Spawn I & II
Chaos Empire
Crypt
Trains: Crawler, Bomber, Juggerknight
Research: Pack Mentality, Predatory Edge, Charge
Graveyard
Research: Castle Dead I, II & III, Poison Guts
Bone Yard
Trains: Marrowkai
Research: Hell Fists
Giant's Lair
Trains: Giant
Research: Giant Growth I & II
Snake Pit
Trains: Medusa
Research: Resilience, Venom Flux
Black Vault
Trains: N/A
Research: Miner Hustle, Miner Tower, Passive Income 1, 2 & 3, Tower Spawn I & II
Elemental Empire
Stone Temple
Trains: Earth
Research: Scorpling Health, Scorpling Poison
Water Shrine
Trains: Water
Research: Advanced Healing
Molten Core
Trains: Fire
Research: Meteor Strike
Drifting Hollow
Trains: Air
Research: Castle Element I, II & III, Tornado
Cell Pod
Trains: N/A
Research: Resilience, Clone Level 1 & 2
Gold Keep
Trains: N/A
Research: Miner Hustle, Passive Income 1, 2 & 3, Tower Spawn I & II |