"Most sieges were broken by the arrival of relief troops. Castle defenders used many ingenious techniques to send for help."
Summary
- The watch signal summons relief force troops to defend your castle. It sends up the signal fire when enemies are in range.
- The Watch Signal is an Age 4 building that will allow other alliance members to donate soldiers.
Offensive Strategy
Defensive Strategy
Trivia
- Like the Grenadier and Musket Tower, it was added in early March 2015.
| Level | Health | Upgrade Cost | Upgrade Time | Number of Squads | Troop Capacity | Age Required |
|---|---|---|---|---|---|---|
| 1 | 3,500 
|
6,000 
|
15h | 1 | 4 | 
|
| 2 | 4,200
|
10,000
|
15h | 1 | 7 |
|
| 3 | 5,040
|
32,000
|
1d | 1 | 10 | 
|
| 4 | 5,795
|
100,000
|
2d | 2 | 12 | 
|
| 5 | 6,665
|
220,000
|
2d | 2 | 14 |
|
| 6 | 7,665
|
500,000
|
3d 12h | 3 | 16 | 
|
| 7 | 8,815
|
900.000
|
5d | 3 | 18 | 
|
| 8 | 10,135
|
2,500,000
|
7d | 4 | 20 | 
|
| 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 |