Aoe4
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  • Units
      Workers
    • VillagerVillager
    • EmissaryEmissary
    • Mounted VillagerMounted Villager
    • TraderTrader
    • Reindeer TraderReindeer Trader
    • MonkMonk
      • Infantry
    • SpearmanSpearman
    • CrossbowmanCrossbowman
    • Man-at-ArmsMan-at-Arms
    • EruptorEruptor
    • Zhanma SwordsmanZhanma Swordsman
      • Cavalry
    • ScoutScout
    • Mohe TribesmanMohe Tribesman
    • HorsemanHorseman
    • Iron PagodaIron Pagoda
      • Siege
    • Bed CrossbowBed Crossbow
    • Battering RamBattering Ram
    • Siege TowerSiege Tower
    • Nest of BeesNest of Bees
    • Traction TrebuchetTraction Trebuchet
    • BombardBombard
      • Ships
    • Fishing BoatFishing Boat
    • Explosive JunkExplosive Junk
    • Trade ShipTrade Ship
    • JunkJunk
    • Transport ShipTransport Ship
    • War JunkWar Junk
    • BaochuanBaochuan
  • Buildings
      Landmarks
    • Capital Town CenterCapital Town Center
    • Flower PagodaFlower Pagoda
    • Great PastureGreat Pasture
    • Dragon PavilionDragon Pavilion
    • Mountain HallMountain Hall
    • Great Wall BastionGreat Wall Bastion
    • Pagoda ForestPagoda Forest
      • Economy
    • FarmFarm
    • HouseHouse
    • Lumber CampLumber Camp
    • Mining CampMining Camp
    • MillMill
    • PalisadePalisade
    • Palisade GatePalisade Gate
    • BarracksBarracks
    • DockDock
    • MarketMarket
    • GrasslandGrassland
    • BlacksmithBlacksmith
    • Machine WorkshopMachine Workshop
    • War StableWar Stable
    • Town CenterTown Center
    • Stone WallStone Wall
    • Stone Wall GateStone Wall Gate
    • MonasteryMonastery
    • UniversityUniversity
      • Military
    • OutpostOutpost
    • Stone Wall TowerStone Wall Tower
    • KeepKeep
      • Wonders
    • Enclave of the EmperorEnclave of the Emperor
  • Technologies
      Units
    • ForestryForestry
    • WheelbarrowWheelbarrow
    • Collective HuntingCollective Hunting
    • Mohe AncestryMohe Ancestry
    • Quilted ArmorQuilted Armor
    • Extended LinesExtended Lines
    • TextilesTextiles
    • Fitted LeatherworkFitted Leatherwork
    • Iron UndermeshIron Undermesh
    • Naval ArrowslitsNaval Arrowslits
    • Specialized PickSpecialized Pick
    • Steeled ArrowSteeled Arrow
    • Double BroadaxDouble Broadax
    • Siege EngineeringSiege Engineering
    • BloomeryBloomery
    • Fortify OutpostFortify Outpost
    • HorticultureHorticulture
    • Handcannon SlitsHandcannon Slits
    • Hunting TraditionHunting Tradition
    • Lightweight FramesLightweight Frames
    • Armored HullArmored Hull
    • Drift NetsDrift Nets
    • Extra HammocksExtra Hammocks
    • Balanced ProjectilesBalanced Projectiles
    • Insulated HelmInsulated Helm
    • Shaft MiningShaft Mining
    • Wedge RivetsWedge Rivets
    • Herbal MedicineHerbal Medicine
    • IncendiariesIncendiaries
    • Lumber PreservationLumber Preservation
    • Military AcademyMilitary Academy
    • DecarbonizationDecarbonization
    • FertilizationFertilization
    • Bed Crossbow EmplacementBed Crossbow Emplacement
    • Draft HorsesDraft Horses
    • Meng'an Mouke EmplacementMeng'an Mouke Emplacement
    • Naval CrossbowsNaval Crossbows
    • Porcupine DefensePorcupine Defense
    • Rain of FireRain of Fire
    • Reinforced AxlesReinforced Axles
    • Storm LancesStorm Lances
    • ExplosivesExplosives
    • Heated ShotHeated Shot
    • Lightweight BeamsLightweight Beams
    • ShipwrightsShipwrights
    • SpyglassSpyglass
    • Angled SurfacesAngled Surfaces
    • Court ArchitectsCourt Architects
    • CupellationCupellation
    • Master SmithsMaster Smiths
    • PietyPiety
    • Platecutter PointPlatecutter Point
    • Siege WorksSiege Works
    • Cannon EmplacementCannon Emplacement
    • ChemistryChemistry
    • Crosscut SawCrosscut Saw
    • GeometryGeometry
    • Incendiary ArrowsIncendiary Arrows
    • Silk BowstringsSilk Bowstrings
    • Tithe BarnsTithe Barns
    • Damascus SteelDamascus Steel
    • Swivel CannonSwivel Cannon
    • Precision Cross-BreedingPrecision Cross-Breeding
    • Alliance Conducted at SeaAlliance Conducted at Sea
    • Flying Fire BattalionsFlying Fire Battalions
    • Heaven Shaking ThunderHeaven Shaking Thunder
    • Padded LamellarPadded Lamellar
    • Pili PaoPili Pao
    • Tower ShieldsTower Shields
  1. Home
  2. Jin Dynasty
  3. Buildings
  4. Keep
Keep

Defensive Building

Keep

Jin Dynasty

Jin Dynasty

Heavy garrison and defensible position. Can be upgraded with weaponry. Adds additional attacks while garrisoned.

Patch History

2026-06-01 Patch 16.2.10604

Medical Centers

  • Moved to the Keep.

Jin Dynasty

  • Fixed an issue where Jin could convert and Keep mounted villagers as mounted villagers from enemy Jin players.

2026-04-30 Update 16.1.9737

General Changes & Bugfixes

  • Relics will now Keep track of their cooldown when placed in a Monastery instead of refreshing.

Design Update/Rework

  • (Previously would Keep a stock of 5 wolves around the Den replacing them as they died, now produces 5 then stops)

2024-11-19 Patch 12.1.2454

Balance & Gameplay Changes (All Civilizations)

  • Keeps and Keep Landmarks fire armor increased from 5 → 6

Abilities and influences

-

Produces

-

Researches

-
Costs
900stone
180time
garrison

15

Hitpoints 6500
Base: +5000
Court Architects: +1500
Ranged Attack 12
Base: +10
Incendiary Arrows: +2
Naval, Unit: +10
Ranged Armor 50
Base: +50
Fire Armor 6
Base: +6

Attack Speed

2.625S

Max Range

8.00TILES

Line of Sight

9.11TILES

Technologies

Cannon Emplacement

Cannon Emplacement

IV

Weapon Emplacement

Add a defensive cannon emplacement to this structure.

125gold
375stone
60time
Court Architects

Court Architects

IV

Building Technology

Patronage of the finest builders increases all building health by +30%.

700gold
300stone
90time
Incendiary Arrows

Incendiary Arrows

IV

Ranged Technology

Flammable munitions grant non-gunpowder ranged units a siege arrow or bolt when attacking buildings and increase their damage by +20%.

500wood
1000gold
90time