Select technology and click Calculate.
The War Academy runs 30 technologies — ten each for infantry, cavalry and archers, with cavalry and archer costs mirroring the infantry ladder — and each level costs the four base resources plus gold and truegold dust, with research times that reach multi-hour territory fast. The tables were documented from the kingshot.net war-academy database in April 2026. Related trivia that shows our checking culture: the building's truegold requirement was one of two errors caught in our June 2026 cross-check audit (its column had been duplicated from Barracks) — fixed at the source, story on the Truegold Calculator.