Building Max[]
| City Level | Max Buildings | Max Level |
|---|---|---|
| 3 | 1 | 1 |
| 4 | 1 | 2 |
| 5 | 1 | 3 |
| 6 | 2 | 4 |
| 7 | 2 | 6 |
| 8 | 2 | 8 |
| 9 | 3 | 9 |
| 10 | 3 | 10 |
| 11 | 3 | 11 |
Upgrade Costs and Benefits[]
| Building Level | Upgrade Cost | Upgrade Time | HP | Damage | Bonus |
|---|---|---|---|---|---|
| 1 | 10,000 Coins | 25 minutes | 390 | 18 | |
| 2 | 20,000 Coins | 1 hour | 500 | 20 | |
| 3 | 30,000 Coins | 6 hours | 580 | 25 | |
| 4 | 50,000 Coins | 18 hours | 700 | 27 | |
| 5 | 100,000 Coins | 1 day | 920 | 30 | |
| 6 | 500,000 Coins | 2 days | 1,120 | 35 | Cluster Buster |
| 7 | 800,000 Coins | 2.5 days | 1,600 | 38 | |
| 8 | 1,200,000 Coins | 3 days | 2,300 | 43 | |
| 9 | 1,800,000 Coins | 7 days | 2,500 | 48 | Flaming Boulder |
| 10 | 2,500,000 Coins | 5 days | 2,800 | 55 | |
| 11 | 3,000,000 Coins | 6 days | 3,000 | 68 | |
| 12 |