Castle Heart

The Castle Heart is an essential structure that powers all your castle's structures and defenses. It can only be built on territorial land, and in so doing claiming the entire territory as your own.

Castle Hearts require upkeep in the form of. It will remain powered for 24 hours per. Running out of blood essence causes your territory and its structures to decay, pausing their functioning until it's refilled.

The castle heart is required to be built on the ground floor, but it does not need to be placed inside the castle you eventually build. As you build your castle, your initial flooring tiles must be connected to it. Once the tiles are in place, additional structures may be built on top of them. Enclosing those floor tiles with walls, doors or windows will generate a roof.

When moving the Castle Heart, all tiles must somehow connect to the new Castle Heart location.

Upgrades
Your Castle Heart can be upgraded to increase its max Border tile capacity, its Servant count and its castle power slots.


 * Upgrading the Castle Heart to Level 2 will unlock Stone Wall & Flooring in the foundations building menu.
 * Upgrading the Castle Heart to Level 4 will unlock the Vampire Power.
 * Upgrading the Castle Heart to Level 5 will unlock in the dominance building menu.

Castle Heart Actions
Rivaling castles may either have their defenses disabled, destroyed or claimed with 1, 1 or 3 Castle Keys respectively by interacting with their Castle Heart. (the latter two options are a Merciless PvP Setting only) However, the castle must have first been breached by a Siege Golem or be in decay from running out of before hostile actions can be taken.

When a castle is claimed, every structure will be transferred to the claimant, including Prisoners & Servants. The type of key required must correspond to the level of the Heart attempting to be accessed. For example, a can only access level 4 / 5 Castle Hearts, not level 3s.

On PvE servers, even though there's no threat of raiding, castles may still be destroyed if in decay.

Finally, a Castle Heart may be voluntarily Exposed for 5 minutes, allowing for transfer of ownership.

It should be noted that everything mentioned above is server-specific.