Upgrade To |
Requirements |
Cost |
2 |
4 mastery stars, 12 population |
15 coins |
3 |
... |
... |
4 |
... |
... |
5 |
... |
... |
6 |
... |
... |
7 |
... |
... |
8 |
... |
... |
9 |
80 mastery stars, 130 population |
150 coins |
10 |
105 mastery stars, 160 population |
250 coins |
11 |
? |
? coins |
12 |
155 mastery stars, 250 population |
750 coins |
13 |
185 mastery stars, 310 population |
1,000 coins |
14 |
225 mastery stars, 380 population |
1,250 coins |
15 |
275 mastery stars, 460 population |
1,500 coins |
16 |
335 mastery stars, 560 population |
1,750 coins |
17 |
400 mastery stars, 680 population |
2,000 coins |
18 |
470 mastery stars, 810 population |
2,500 coins |
19 |
545 mastery stars, 990 population |
3,000 coins |
20 |
625 mastery stars, 1,180 population |
3,500 coins |
21 |
710 mastery stars, 1,380 population |
4,000 coins |
22 |
800 mastery stars, 1,600 population |
4,500 coins |
23 |
895 mastery stars, 1,830 population |
5,000 coins |
24 |
995 mastery stars, 2,070 population |
5,500 coins |
25 |
1,100 mastery stars, 2,320 population |
6,000 coins |
26 |
1,210 mastery stars, 2,590 population |
6,500 coins |
27 |
1,325 mastery stars, 2,870 population |
7,000 coins |
28 |
1,445 mastery stars, 3,160 population |
7,500 coins |
29 |
1,570 mastery stars, 3,460 population |
8,000 coins |
30 |
1,700 mastery stars, 3,780 population |
8,500 coins |
31 |
1,835 mastery stars, 4,110 population |
9,000 coins |
32 |
1,975 mastery stars, 4,450 population |
9,500 coins |
33 |
2,120 mastery stars, 4,870 population |
10,000 coins |
34 |
2,270 mastery stars, 5,310 population |
10,500 coins |
35 |
2,425 mastery stars, 5,760 population |
11,000 coins |
36 |
2,585 mastery stars, 6,230 population |
11,500 coins |
37 |
2,750 mastery stars, 6,710 population |
12,000 coins |
38 |
2,920 mastery stars, 7,210 population |
12,500 coins |
39 |
3,095 mastery stars, 7,720 population |
13,000 coins |
40 |
3,275 mastery stars, 8,250 population |
13,500 coins |
41 |
3,460 mastery stars, 8,790 population |
14,000 coins |
42 |
3,650 mastery stars, 9,350 population |
14,500 coins |
43 |
3,845 mastery stars, 9,920 population |
15,000 coins |
44 |
4,045 mastery stars, 10,510 population |
15,500 coins |
45 |
4,250 mastery stars, 11,110 population |
16,000 coins |
46 |
4,460 mastery stars, 11,730 population |
16,500 coins |
47 |
4,675 mastery stars, 12,360 population |
17,000 coins |
48 |
4,895 mastery stars, 13,010 population |
17,500 coins |
49 |
5,120 mastery stars, 13,670 population |
18,000 coins |
50 |
5,350 mastery stars, 14,350 population |
18,500 coins |