Kingdom Bank

The Kingdom Bank is bought with Kingdom Coins rather than materials, and it does not produce on its own — coins come from its investment offers: commit resources for a term and draw Kingdom Coins back out at maturity.

Unlocks at Castle 20

Construction cost: 5,000 Kingdom Coins

Level tables

Cost and time are for the upgrade leaving that level. Level 30 is the cap.

Level	Power	Wood	Wheat	Stone	Metal	Time
1	27	23	13	—	—	30s
2	72	368	210	—	—	1m
3	147	843	482	—	—	2m
4	282	1,816	1,038	—	—	4m
5	534	2,442	1,395	—	—	8m
6	961	3,893	2,225	—	—	14m
7	1,613	6,071	3,469	—	—	24m 30s
8	2,496	33,361	19,063	—	—	42m 53s
9	3,536	47,923	27,385	—	—	1h 15m
10	4,761	130,498	74,570	—	—	2h 11m
11	6,204	171,591	98,052	7,035	—	3h 50m
12	7,967	223,681	127,818	9,807	—	6h 42m
13	10,122	289,455	165,403	13,513	—	8h 51m
14	12,755	372,223	212,699	18,435	—	11h 41m
15	15,973	476,052	272,030	24,930	—	15h 25m
16	19,906	605,932	346,247	33,454	14,542	20h 21m
17	24,711	767,979	438,845	44,583	18,431	1d 3h
18	30,583	969,684	554,105	59,049	23,272	1d 11h
19	37,759	1,220,205	697,260	77,772	29,285	1d 23h
20	46,527	1,530,730	874,703	101,914	36,738	2d 14h
21	56,471	1,914,914	1,094,237	132,935	45,958	3d 10h
22	67,747	2,389,405	1,365,374	172,666	57,346	4d 12h
23	80,534	2,974,482	1,699,704	223,399	71,388	5d 13h
24	95,035	3,694,827	2,111,330	288,002	88,676	6d 21h
25	111,479	4,580,457	2,617,404	370,053	109,931	8d 13h
26	130,126	5,667,844	3,238,768	474,011	136,028	10d 14h
27	151,272	7,001,273	4,000,727	605,426	168,031	13d 4h
28	175,251	8,634,480	4,933,989	771,195	207,228	16d 7h
29	202,444	10,632,618	6,075,782	979,880	255,183	20d 5h
30	233,280	Max level

The Kingdom Bank is bought with Kingdom Coins and earns through its investment offers rather than passive production.