Alchemists have created a reagent, Magnum calcisinum, that will make metal more durable if it is hardened one more time. Armor forged from this will be heavier than usual, and so only knights should be equipped with it. This upgrade will increase your Templars' defense.
| Level | Lumber | Iron | Stone | Silver | Gold | Time | Requirements | Alchemists have created a reagent, Magnum calcisinum, that will make metal more durable if it is hardened one more time. Armor forged from this will be heavier than usual, and so only knights should be equipped with it. This upgrade will increase your Templars' defense. | Power | Hero's Experience |
| 1 | 3.3M | 2.65M | 3.95M | 6.6M | 9.75K | 01h 30m 00s | 1% | 1K | 50K | |
| 2 | 3.4M | 2.75M | 4.1M | 6.8M | 16K | 02h 30m 00s | Alchemical Laboratory 13 | 7.5% | 54K | 78K |
| 3 | 3.7M | 2.95M | 4.4M | 7.35M | 22K | 04h 00m 00s | Alchemical Laboratory 14 | 15% | 115K | 110K |
| 4 | 4.6M | 3.65M | 5.5M | 9.15M | 30K | 10h 00m 00s | 23% | 185K | 150K | |
| 5 | 6.85M | 5.45M | 8.2M | 14M | 41.5K | 1d 03h 00m 00s | Alchemical Laboratory 16 | 32.5% | 285K | 205K |
| 6 | 11.5M | 9.2M | 14M | 23M | 59.5K | 2d 12h 00m 00s | Alchemical Laboratory 16 | 44.5% | 445K | 285K |
| 7 | 20M | 16M | 24M | 40M | 87K | 4d 21h 00m 00s | Alchemical Laboratory 17 | 58.5% | 690K | 415K |
| 8 | 34M | 27M | 40.5M | 67.5M | 130K | 1w 2d 00h 00m 00s | 75.5% | 1.1M | 615K | |
| 9 | 55M | 44M | 66M | 110M | 190K | 2w 1d 00h 00m 00s | Alchemical Laboratory 19 | 95.5% | 1.6M | 900K |
| 10 | 85.5M | 68.5M | 105M | 175M | 275K | 3w 3d 00h 00m 00s | 120% | 2.4M | 1.3M | |
| 227.85M | 182.15M | 275.65M | 459.4M | 860.75K | 8w 1d 06h 00m 00s | 120% | 6.88M | 4.11M |
English