Hall of War Building helps to increase you rally capacity. it is the hardest building upgrade as it needs a special item “Skull Pile” to upgrade.
Note: You need to upgrade Hall of War to level 24 to make your Stronghold level 25.
Here you can check all the resources and skull pile requirement for each level
Note 1 – Time May Vary depending on your research
Mobile User – > Scroll Right –> to view Full table
Hall of War Building Upgrade
| Level | Rally Capacity | Time (Approx) | Wood | Meat | Mana | Stone | Ivory | Building Requirements |
|---|---|---|---|---|---|---|---|---|
| 1 | 25k | |||||||
| 2 | 50k | 04:42 | 1.1K | 1,1K | 0 | 0 | 0 | Horn of Defense Level-2 Skull Pile 1x |
| 3 | 75k | 09:24 | 2.2k | 2.2k | 0 | 0 | 0 | Horn of Defense Level-3 Skull Pile 2x |
| 4 | 100k | 4.1k | 4.1k | 0 | 0 | 0 | Horn of Defense Level-4 Skull Pile 5x |
|
| 5 | 125k | 7.8k | 7.8k | 0 | 0 | 0 | Horn of Defense Level-5 Skull Pile 15x |
|
| 6 | 150k | 15.6K | 15.6K | 0 | 0 | 0 | Horn of Defense Level-6 Skull Pile 35x |
|
| 7 | 175k | 31.3K | 31.3K | 0 | 0 | 0 | Horn of Defense Level-7 Skull Pile 60x |
|
| 8 | 200k | 2:18:42* | 62.6K | 62.6K | 0 | 0 | 0 | Horn of Defense Level-8 Skull Pile 90x |
| 9 | 225k | 04:56:17 | 125.1K | 125.1K | 0 | 125.1K | 0 | Horn of Defense Level-9 Skull Pile 100x |
| 10 | 250k | 09:52:35 | 187.7K | 187.7K | 0 | 187.7K | 0 | Horn of Defense Level-10 Skull Pile 150x |
| 11 | 300k | 11:44:35 | 281.6K | 281.6K | 0 | 281.6K | 187.7K | Horn of Defense Level-11 Skull Pile 200 |
| 12 | 350k | 14:13:20 | 422.3K | 422.3K | 0 | 422.3K | 281.6K | Horn of Defense Level-12 Skull Pile 25 |
| 13 | 400k | 17:03:59 | 633.5K | 633.5K | 0 | 633.5K | 422.3K | Horn of Defense Level-13 Skull Pile 300 |
| 14 | 450k | 20:28:47 | 950.3K | 950.3K | 0 | 950.3K | 633.5K | Horn of Defense Level-14 Skull Pile 400 |
| 15 | 500k | 1d00:34:33 | 1.4M | 1.4M | 0 | 1.4M | 950.3K | Horn of Defense Level-15 Skull Pile 500 |
| 16 | 550k | 0 | Horn of Defense Level-16 Skull Pile 700 |
|||||
| 17 | 600k | 1d13:59:11 | 2.4M | 2.4M | 0 | 2.4M | 1.6M | Horn of Defense Level-17 Skull Pile 900 |
| 18 | 650k | 0 | Horn of Defense Level-18 Skull Pile 1.1К |
|||||
| 19 | 700k | 4.1М | 4.1М | 0 | 4.1М | 2.7М | Horn of Defense Level-19 Skull Pile 1.3К |
|
| 20 | 750k | 5.3М | 5.3М | 0 | 5.3М | Horn of Defense Level-20 Skull Pile 1.5К |
||
| 21 | 1M | 6.4М | 6.4М | 0 | 6.4М | 4.2М | Horn of Defense Level-21 Skull Pile 1.7К |
|
| 22 | 1.25M | 7.6M | 7.6M | 0 | 7.6M | 5.1M | Horn of Defense Level-22 Skull Pile 2К |
|
| 23 | 1.5M | 9.1M | 9.1M | 0 | 9.1M | 6.1M | Horn of Defense Level-23 Skull Pile 2.4К |
|
| 24 | 1.75M | 11M | 11M | 0 | 11M | 7.3M | Horn of Defense Level-24 Skull Pile 2.8К |
|
| 25 | 2M | 13.2M | 13.2M | 0 | 13.2M | 8.8M | Horn of Defense Level-25 Skull Pile 3.5К |
*Source Brutal age Wiki