Levels

Lv	Cooldown	Cost	Attributes
1	00:33:45	149 2,813	Attack damage +10.0 10.0	149 2,813 Attack damage +10.0 10.0
2	00:47:10	211 3,930	Attack damage +7.0 17.0	211 3,930 Attack damage +7.0 17.0
3	01:06:15	438 5,521	Attack damage +8.6 25.57	438 5,521 Attack damage +8.6 25.57
4	01:31:00	609 7,583	Attack damage +9.9 35.47	609 7,583 Attack damage +9.9 35.47
5	02:01:44	1,084 10,145	Attack damage +11.1 46.54	1,084 10,145 Attack damage +11.1 46.54
6	02:39:01	1,433 13,252	Attack damage +12.1 58.66	1,433 13,252 Attack damage +12.1 58.66
7	03:23:33	2,311 16,962	Attack damage +13.1 71.76	2,311 16,962 Attack damage +13.1 71.76
8	04:16:10	2,942 21,347	Attack damage +14.0 85.76	2,942 21,347 Attack damage +14.0 85.76
9	05:17:53	4,439 26,491	Attack damage +14.8 100.61	4,439 26,491 Attack damage +14.8 100.61
10	06:29:52	5,505 32,489	Attack damage +15.7 116.26	5,505 32,489 Attack damage +15.7 116.26
11	07:53:26	7,897 39,452	Attack damage +16.4 132.68	7,897 39,452 Attack damage +16.4 132.68
12	09:30:05	9,615 47,506	Attack damage +17.2 149.83	9,615 47,506 Attack damage +17.2 149.83
13	11:21:32	11,830 56,794	Attack damage +17.8 167.68	11,830 56,794 Attack damage +17.8 167.68
14	13:29:45	14,208 67,479	Attack damage +18.5 186.2	14,208 67,479 Attack damage +18.5 186.2
15	15:56:55	17,330 79,743	Attack damage +19.2 205.37	17,330 79,743 Attack damage +19.2 205.37
16	18:45:32	20,601 93,795	Attack damage +19.8 225.17	20,601 93,795 Attack damage +19.8 225.17
17	21:58:26	24,892 109,870	Attack damage +20.4 245.58	24,892 109,870 Attack damage +20.4 245.58
18	1 day 01:38:48	29,355 128,233	Attack damage +21.0 266.58	29,355 128,233 Attack damage +21.0 266.58
19	1 day 05:50:13	35,322 149,184	Attack damage +21.6 288.16	35,322 149,184 Attack damage +21.6 288.16
20	1 day 10:36:45	41,394 173,063	Attack damage +22.1 310.3	41,394 173,063 Attack damage +22.1 310.3
21	1 day 16:03:00	48,380 200,250	Attack damage +22.7 332.98	48,380 200,250 Attack damage +22.7 332.98
22	1 day 21:03:44	54,707 225,311	Attack damage +23.2 356.2	54,707 225,311 Attack damage +23.2 356.2
23	2 days 02:32:45	61,670 252,729	Attack damage +23.7 379.94	61,670 252,729 Attack damage +23.7 379.94
24	2 days 08:32:16	69,322 282,689	Attack damage +24.2 404.19	69,322 282,689 Attack damage +24.2 404.19
25	2 days 15:04:40	77,722 315,389	Attack damage +24.7 428.94	77,722 315,389 Attack damage +24.7 428.94
26	2 days 22:12:32	86,933 351,044	Attack damage +25.2 454.18	86,933 351,044 Attack damage +25.2 454.18
27	3 days 05:58:37	97,022 389,884	Attack damage +25.7 479.9	97,022 389,884 Attack damage +25.7 479.9
28	3 days 14:25:52	108,063 432,156	Attack damage +26.2 506.09	108,063 432,156 Attack damage +26.2 506.09
29	3 days 23:37:30	120,136 478,126	Attack damage +26.7 532.75	120,136 478,126 Attack damage +26.7 532.75
30	4 days 09:36:57	133,325 528,079	Attack damage +27.1 559.86	133,325 528,079 Attack damage +27.1 559.86
31	4 days 20:27:52	147,723 582,322	Attack damage +27.6 587.42	147,723 582,322 Attack damage +27.6 587.42
32	5 days 06:20:21	160,630 631,697	Attack damage +28.0 615.42	160,630 631,697 Attack damage +28.0 615.42
33	5 days 16:49:00	174,365 684,083	Attack damage +28.4 643.85	174,365 684,083 Attack damage +28.4 643.85
34	6 days 03:55:29	188,968 739,623	Attack damage +28.9 672.71	188,968 739,623 Attack damage +28.9 672.71
35	6 days 15:41:34	204,484 798,464	Attack damage +29.3 701.99	204,484 798,464 Attack damage +29.3 701.99
36	7 days 04:09:07	220,957 860,760	Attack damage +29.7 731.69	220,957 860,760 Attack damage +29.7 731.69
37	7 days 17:20:03	238,436 926,671	Attack damage +30.1 761.8	238,436 926,671 Attack damage +30.1 761.8
38	8 days 07:16:22	256,970 996,364	Attack damage +30.5 792.31	256,970 996,364 Attack damage +30.5 792.31
39	8 days 22:00:12	276,612 1,070,016	Attack damage +30.9 823.22	276,612 1,070,016 Attack damage +30.9 823.22
40	9 days 13:33:42	297,416 1,147,808	Attack damage +31.3 854.52	297,416 1,147,808 Attack damage +31.3 854.52
41	10 days 05:59:11	319,438 1,229,932	Attack damage +31.7 886.21	319,438 1,229,932 Attack damage +31.7 886.21
42	10 days 23:19:01	342,739 1,316,585	Attack damage +32.1 918.29	342,739 1,316,585 Attack damage +32.1 918.29
43	11 days 17:35:42	367,380 1,407,975	Attack damage +32.5 950.75	367,380 1,407,975 Attack damage +32.5 950.75
44	12 days 12:51:50	393,428 1,504,319	Attack damage +32.8 983.58	393,428 1,504,319 Attack damage +32.8 983.58
45	13 days 09:10:06	420,949 1,605,842	Attack damage +33.2 1016.78	420,949 1,605,842 Attack damage +33.2 1016.78
46	14 days 06:33:21	450,016 1,712,779	Attack damage +33.6 1050.35	450,016 1,712,779 Attack damage +33.6 1050.35
47	15 days 05:04:31	480,702 1,825,376	Attack damage +33.9 1084.28	480,702 1,825,376 Attack damage +33.9 1084.28
48	16 days 04:46:40	513,086 1,943,889	Attack damage +34.3 1118.57	513,086 1,943,889 Attack damage +34.3 1118.57
49	17 days 05:43:00	547,248 2,068,584	Attack damage +34.7 1153.22	547,248 2,068,584 Attack damage +34.7 1153.22
50	18 days 07:56:52	583,274 2,199,739	Attack damage +35.0 1188.22	583,274 2,199,739 Attack damage +35.0 1188.22

Required

Upgrade and unlock the following tech to research

Lv	Tech
1	Research Center: 1
1	Tactics: 1