"The construction of castles and fortified towns created demand for siege engines that could take down walls and open up the fortificiation to troops."
Summary
- The siege workshop unlocks and upgrades all siege weapons. Battering rams, siege towers, catapults, trebuchets and grenadiers are unlocked here.
| Level | Health | Upgrade Cost | Upgrade Time | Age Require |
|---|---|---|---|---|
| 1 | 2,112 
|
2,000 
|
1h | 
|
| 2 | 2,535
|
6,000
|
12h | 
|
| 3 | 3,042
|
30,000
|
1d 6h | 
|
| 4 | 3,500
|
100,000
|
2d 18h | 
|
| 5 | 4,025
|
350,000
|
4d 12h | 
|
| 6 | 4,500
|
525,000
|
6d 12h | 
|
| 7 | 5,040
|
1,400,000
|
8d | 
|
| 8 | 5,544
|
2,400,000
|
10d | 
|
| Troop type | Siege Workshop Level | |||||||
|---|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | |
 Battering Ram
|
1,2 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
 Siege Tower
|
- | 1,2 | 3 | 3 | 4 | 4 | 5 | 6 |
 Onager
|
- | 1,2 | 3 | 4 | 5 | 6 | 7 | |
 Trebuchet
|
- | - | - | 1,2 | 3 | 4 | 5 | 6 |
 Grenadier
|
- | - | - | - | 1 | 1 | 2 | 3 |
| Buildings | |
|---|---|
| Economy | Farm • Silo • Mill • Lumberyard • Quarry • Storehouse • Cathedral • Road |
| Fortification | Archer Tower • Crossbow Tower • Ballista Tower • Flame Tower • Musket Tower • Catapult Emplacement • Trebuchet Emplacement • Watch Signal • Guard House • Patrol Point • Caltrops • Engineer Trap • Fire Trap • Wall |
| Military | Army Camp • Barracks • Cultural Barracks • Stable • Hall of Heroes • Embassy • Archery Range • Siege Workshop • University |
| Other Buildings | Keep • Honor |