Increase Battle Mark Duration

Increases the duration of your Battle Marks.

Battle Mark Standard Mark Timer Increase 240K%

Level	Wood	Stone	Ore	Time	Requirements	Battle Mark Standard Mark Timer Increase	Power	Hero XP
1	504.03B	501.47B	503.26B	427y 253d 00h 53m 18s> 427 Year(s)	Infantry Defense with Hero III 1 Ranged Defense with Hero III 1 Academy 12 Cavalry Defense with Hero III 1	6K%	103.82K	1.12M
2	32.87T	32.7T	32.82T	27.89Ky 2d 23h 51m 22s> 27893 Year(s)	Academy 13 Cavalry Defense with Hero III 2	24K%	6.87M	73.35M
3	321.41T	319.78T	320.92T	272.73Ky 232d 04h 24m 54s> 272731 Year(s)	Academy 14 Cavalry Defense with Hero III 3	48K%	73.08M	717.21M
4	1.56KT	1.56KT	1.56KT	1.33My 182d 22h 45m 58s> 1326467 Year(s)	Academy 15 Cavalry Defense with Hero III 4	78K%	395.07M	3.49B
5	2KT	1.99KT	2KT	1.7My 328d 02h 42m 36s> 1695894 Year(s)	Academy 16 Cavalry Defense with Hero III 5	126K%	806.74M	4.46B
6	2.38KT	2.37KT	2.37KT	2.02My 94d 19h 05m 56s> 2017594 Year(s)	Academy 17 Cavalry Defense with Hero III 6	138K%	1.3B	5.31B
7	2.49KT	2.47KT	2.48KT	2.11My 348d 06h 29m 40s> 2110570 Year(s)	Academy 18 Cavalry Defense with Hero III 7	162K%	1.81B	5.55B
8	2.8KT	2.78KT	2.79KT	2.37My 335d 23h 04m 56s> 2374004 Year(s)	Academy 19 Cavalry Defense with Hero III 8	174K%	2.39B	6.24B
9	3.07KT	3.06KT	3.07KT	2.61My 239d 03h 51m 44s> 2606446 Year(s)	Academy 20 Cavalry Defense with Hero III 9	186K%	3.02B	6.85B
10	3.39KT	3.38KT	3.39KT	2.88My 106d 02h 27m 52s> 2879178 Year(s)	Academy 21 Cavalry Defense with Hero III 10	240K%	3.72B	7.57B
	18.04KT	17.95KT	18.02KT	15.31My 297d 08h 34m 26s> 15311209 Year(s)		240K%	13.51B	40.26B