Wood Stack
The Wood Stack and Fish Basin are inextricably linked. You need as much wood as you can hold to upgrade your fish and vice-versa. You'll also have to have max Vikings for your Meade Hall level and you always need to upgrade your stack before upgrading your Academy .
Building Progression
Level
Wood Storage Capacity
Upgrade to Next Level
Vikings Required
Fish
Time
1
400
2
250
2m30s
2
700
5
550
5m
3
1,500
10
1,400
15m
4
4,000
15
3,850
25m
5
8,000
20
7,850
45m
6
15,000
23
14,000
2h
7
50,000
35
49,000
2h40m
8
100,000
55
97,000
3h20m
9
200,000
75
193,000
4h10m
10
320,000
85
310,000
6h30m
11
575,000
135
565,000
10h
12
1,000,000
164
950,000
14h20m
13
2,000,000
300
1,950,000
18h20m
14
3,000,000
425
2,600,000
1d14h
15
10,000,000
560
9,800,000
2d08h
16
30,000,000
1,010
28,500,000
3d
17
60,000,000
1,280
58,500,000
3d12h
18
80,000,000
1,525
78,500,000
4d
19
250,000,000
1,800
245,000,000
4d12h
20
500,000,000
None
None
None
Building Design
Wood Stack Lv. 1
Wood Stack Lv. 2
Wood Stack Lv. 3
Wood Stack Lv. 4
Wood Stack Lv. 5
Wood Stack Lv. 6
Wood Stack Lv. 7
Wood Stack Lv. 8
Wood Stack Lv. 9
Wood Stack Lv. 10
Wood Stack Lv. 11
Wood Stack Lv. 12
Wood Stack Lv. 13
Wood Stack Lv. 14
Wood Stack Lv. 15
Wood Stack Lv. 16
Wood Stack Lv. 17
Wood Stack Lv. 18
Wood Stack Lv. 19
Wood Stack Lv. 20