AoE3 DatabaseAoE3: DE 100.19.18309 · read from the game files · unofficial

Home City card

Extensive Fortifications

Extensive Fortifications (tech ID DEHCExtensiveFortificationsWarchief) is a Home City card in AoE3: Definitive Edition 100.19.18309, in the decks of 2 civilizations, sent from the Colonial Age. Effect: War Hut: build limit +100%; Frontier Fortification: hit points +25%; Walls: hit points +25%.

Quick answers (3)
Which civilizations have the Extensive Fortifications card?
Haudenosaunee and Lakota.
What does Extensive Fortifications do in AoE3?
War Hut: build limit +100%; Frontier Fortification: hit points +25%; Walls: hit points +25%. The game says: "Enables you to construct twice as many War Huts and increases the hitpoints of ALL fortifications!"
What is the tech ID of Extensive Fortifications?
DEHCExtensiveFortificationsWarchief.

Enables you to construct twice as many War Huts and increases the hitpoints of ALL fortifications!

What it does

  • War Hut: build limit +100%
  • Frontier Fortification: hit points +25%
  • Walls: hit points +25%
Cost
Shipment1
Sent from
II
Times it can be sent
1
Game ID
DEHCExtensiveFortificationsWarchief

In these decks

HaudenosauneeII×1LakotaII×1

Source: techtreey.xml and the Home City files, AoE3: DE 100.19.18309 (build 25040513).