Requirements to Upgrade
| Level | Gold | Food | Lumber | Metal | Stone | Dragon Life (dragon level 10) | Key | Power Gain | Time |
| 1 | 2,000 | 250 | 1,200 | 500 | 1,500 | Dragon Key | 50 | 2m4s | |
| 2 | 4,000 | 600 | 2,600 | 1,300 | 3,500 | Dragon Key | 100 | 12m40s | |
| 3 | 8,000 | 1,200 | 5,200 | 2,600 | 7,000 | Dragon Key | 200 | 25m20s | |
| 4 | 16,000 | 2,400 | 10,400 | 5,200 | 14,000 | Dragon Key | 400 | 50m40s | |
| 5 | 32,000 | 4,800 | 20,800 | 10,400 | 28,000 | Dragon Key | 800 | 1h41m20s | |
| 6 | 64,000 | 9,600 | 41,600 | 20,800 | 56,000 | Dragon Key | 1,600 | 3h22m40s | |
| 7 | 128,000 | 19,200 | 83,200 | 41,600 | 112,000 | Master Dragon Key | 3,200 | 6h45m20s | |
| 8 | 256,000 | 38,400 | 166,400 | 83,200 | 224,000 | Master Dragon Key | 6,400 | 13h30m40s | |
| 9 | 512,000 | 76,800 | 332,800 | 166,400 | 448,000 | Master Dragon Key | 12,800 | 1d3h1m20s | |
| 10 | 1,024,000 | 153,600 | 665,400 | 332,800 | 896,000 | Master Dragon Key | 25,600 | 2d6h2m40s | |
| Level | Gold | Food | Lumber | Metal | Stone | Dragon Life (dragon level 10) | Key | Power | Time |
| 11 | 1,536,000 | 230,400 | 998,400 | 499,200 | 1,344,000 | Sovereign Dragon Key | 51,200 | 3d9h4m0s | |
| 12 | 1,536,000 | 230,400 | 998,400 | 499,200 | 1,344,000 | Sovereign Dragon Key | 102,400 | 3d9h4m0s | |
| 13 | 1,536,000 | 230,400 | 998,400 | 499,200 | 1,344,000 | Sovereign Dragon Key | 204,800 | 3d9h4m0s | |
| 14 | 1,536,000 | 230,400 | 998,400 | 499,200 | 1,344,000 | Sovereign Dragon Key | 409,600 | 3d9h4m0s | |
| 15 | 1,536,000 | 230,400 | 998,400 | 499,200 | 1,344,000 | 16,067,000 | Sovereign Dragon Key | 819,200 | 3d9h4m0s |
| 16 | 1,536,000 | 230,400 | 998,400 | 499,200 | 1,344,000 | 22,567,000 | Supreme Dragon Key | 1,638,400 | 3d9h4m0s |
| 17 | 1,536,000 | 230,400 | 998,400 | 499,200 | 1,344,000 | 29,567,000 | Supreme Dragon Key | 3,276,800 | 3d9h4m0s |
| 18 | 37,317,000 | Supreme Dragon Key | 6,553,600 | 3d9h4m0s | |||||
| 19 | Supreme Dragon Key | 13,107,200 | 3d9h4m0s | ||||||
| 20 | 56,066,999 | Supreme Dragon Key | 26,214,400 | 3d9h4m0s | |||||
| Level | Gold | Food | Lumber | Metals | Stone | Dragon Life (dragon level 10) | Key | Power | Time |
| 21 | 1,920,000 | 288,000 | 1,248,000 | 624,000 | 1,680,000 | 66,066,999 | Royal Dragon Key | 52,428,800 | 3d9h4m0s |
| 22 | 1,920,000 | 288,000 | 1,248,000 | 624,000 | 1,680,000 | 76,066,999 | Royal Dragon Key | 104,857,600 | 3d9h4m0s |
| 23 | 1,920,000 | 288,000 | 1,248,000 | 624,000 | 1,680,000 | 86,066,999 | Royal Dragon Key | 209,715,200 | 3d9h4m0s |
| 24 | 1,920,000 | 288,000 | 1,248,000 | 624,000 | 1,680,000 | 96,066,999 | Royal Dragon Key | 419,430,400 | 3d9h4m0s |
| 25 | 1,920,000 | 288,000 | 1,248,000 | 624,000 | 1,680,000 | 106,066,999 | Royal Dragon Key | 838,860,800 | 3d9h4m0s |
| 26* | 2,400,000 | 360,000 | 1,560,000 | 708,000 | 2,100,000 | 116,066,999 | Celestial Dragon Key | 1,258,291,200 | 4d13h20m0s |
| 27* | 2,400,000 | 360,000 | 1,560,000 | 708,000 | 2,100,000 | 126,066,999 |
Celestial Dragon Key |
1,677,721,600 |
4d13h20m0s |
| 28* | 2,400,000 | 360,000 | 1,560,000 | 708,000 | 2,100,000 | 136,066,999 |
Celestial Dragon Key |
2,097,152,000 |
4d13h20m0s |
| 29* | 2,400,000 | 360,000 | 1,560,000 | 708,000 | 2,100,000 | 146,066,999 |
Celestial Dragon Key |
2,516,582,400 |
4d13h20m0s |
| 30* | 2,400,000 | 360,000 | 1,560,000 | 708,000 | 2,100,000 | 156,066,999 |
Celestial Dragon Key |
2,936,012,800 |
4d13h20m0s |
| Level | Gold | Food | Lumber | Metal | Stone | Dragon Life (dragon level 10) | Key | Power Gain | Time |
* Power gained is only conjecture based on power trend from previous builds
Each Celestial dragon key gives in average 2,097,062,000 power for power challenges.
