How much does Guard Tower cost in AoE3?

800 wood, 400 coin, 60 seconds (AoE3: Definitive Edition 100.19.18309).

What does Guard Tower do in AoE3?

Watch Tower: hit points +50%, damage (Anti-ship) +100%; Frontier Fortification: line of sight +5. The game says: "Towers get a cannon attack and more hitpoints."

Technology

Guard Tower

Guard Tower (tech ID DEGuardTower) is a technology in AoE3: Definitive Edition 100.19.18309 costing 800 wood, 400 coin, 60 s to research at the Battery Tower and Watch Tower. Effect: Watch Tower: hit points +50%, damage (Anti-ship) +100%; Frontier Fortification: line of sight +5.

Quick answers (3)

How much does Guard Tower cost in AoE3?: 800 wood, 400 coin, 60 seconds (AoE3: Definitive Edition 100.19.18309).
What does Guard Tower do in AoE3?: Watch Tower: hit points +50%, damage (Anti-ship) +100%; Frontier Fortification: line of sight +5. The game says: "Towers get a cannon attack and more hitpoints."
What is the tech ID of Guard Tower?: DEGuardTower.