Max level

15 (25 in the capital, 20 with an architects artifact)

Tribes

All tribes

Catapult targets

Can be damaged by catapults.

Prerequisites

None

Costs and effects by level

Effect: Production per hour

Level						CP		Effect
1	100	80	30	60	3	1	0:00:05	20
2	165	135	50	100	2	1	0:00:09	36
3	280	225	85	165	2	2	0:00:17	60
4	465	375	140	280	2	2	0:00:29	88
5	780	620	235	465	2	2	0:00:48	132
6	1.300	1.040	390	780	2	3	0:01:19	200
7	2.170	1.735	650	1.300	2	4	0:02:08	280
8	3.625	2.900	1.085	2.175	2	4	0:03:27	400
9	6.050	4.840	1.815	3.630	2	5	0:05:33	580
10	10.105	8.080	3.030	6.060	2	6	0:08:55	800
11	16.870	13.500	5.060	10.125	3	7	0:14:18	1.120
12	28.175	22.540	8.455	16.905	3	9	0:22:55	1.500
13	47.055	37.645	14.115	28.230	3	11	0:36:42	1.980
14	78.580	62.865	23.575	47.150	3	13	0:58:45	2.540
15	131.230	104.985	39.370	78.740	3	15	1:34:01	3.200
16	219.155	175.320	65.745	131.490	3	18	2:30:28	4.000
17	365.985	292.790	109.795	219.590	3	22	0:24:15	5.200
18	611.195	488.955	183.360	366.715	3	22	6:25:17	6.400
19	1.020.695	816.555	306.210	612.420	3	22	10:16:29	8.000
20	1.704.565	1.363.650	511.370	1.022.740	3	22	16:26:24	9.800
21	1.804.565	1.463.650	521.370	1.122.740	3	22	16:59:44	13.800
22	1.904.565	1.563.650	531.370	1.222.740	3	22	17:16:24	17.800
23	2.004.565	1.663.650	541.370	1.322.740	3	22	17:33:04	21.800
24	2.104.565	1.763.650	551.370	1.422.740	3	22	17:49:44	25.800
25	2.204.565	1.863.650	561.370	1.522.740	3	30	18:06:24	29.800