Castle Heart

Castle Heart

Structure

Tier 1

The heart of your domain. As long as it contains blood essence it will power your castle and keep it from decaying. You can expand your territory with borders and floors originating from the heart. If the heart is destroyed your entire castle crumbles.

Unlocked by

Stone Breaker

Upgrades

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

Build Cost	Max Borders	Max Servants	Castle Power Slots	Max Power-On Time	Castle Key Required
30 Blood Essence 240 Stone	30	3	2	2d 18h 40m	Bone Castle Key

Build Cost	Max Borders	Max Servants	Castle Power Slots	Max Power-On Time	Castle Key Required
12 Leather 12 Copper Ingot	80	5	4	5d 13h 20m	Copper Castle Key

Build Cost	Max Borders	Max Servants	Castle Power Slots	Max Power-On Time	Castle Key Required
24 Iron Ingot 24 Glass 4 Greater Blood Essence	150	7	6	8d 8h 0m	Iron Castle Key

Build Cost	Max Borders	Max Servants	Castle Power Slots	Max Power-On Time	Castle Key Required
24 Dark Silver Ingot 12 Spectral Dust 1 Gold Ingot	250	9	8	11d 2h 40m	Golden Castle Key