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Library Upgrades
| Level bfmhfansite.com | Cost | Bonus |
|---|
1
| 1,000
1,000
330
| 1
|
2
| 3,000
3,000
1,000
| 2
|
3
| 4,500
4,500
1,500
| 3
|
4
| 4,500?
4,500?
1,500?
| 4
|
5
| 11,300
11,300
3,700
| 5
|
6
| 22,500
22,500
7,500
| 6
|
7
| ?
?
?
| ?
|
8
| ?
?
?
| ?
|
9
| ?
?
?
| ?
|
10
| ?
?
?
| ?
|
