[Declaration of War]
To start a Siege battle, choose the Castle you want to conquer and hit the [Declare of War] button, following the rules below:
1. You can attack Undead Castles immediately.
2. Castles owned by a Kingdom become attackable 5 minutes later.
[Rally Attak]
You also have the option to attack or rally against Field Bosses by selecting them and clicking the Attack or Rally button. When rallying, you can set the time for the attack to begin