UPGRADES
| LEVEL | DEFENSE | DURABILITY | RECIPE |
| Level 0 | 45 | 825 | 3x  4x  3x  4x  1x  |
| Level 1 | 50 | 750 | 1x  1x 1x 1x  |
| Level 2 | 52 | 750 | 1x 1x 1x |
| Level 3 | 54 | 750 | 1x 1x 1x 2x |
| Level 4 | 56 | 750 | 1x 1x 1x |
| Level 5 | 58 | 750 | 1x 2x 2x 1x |
| Level 6 | 63 | 750 | 1x 2x 2x |
| Level 7 | 65 | 750 | 1x 2x 2x 2x |
| Level 8 | 70 | 750 | 1x 2x 2x |
| Level 9 | 74 | 750 | 1x 2x 2x 3x |
| Level 10 | 79 | 750 | 1x 4x 3x 4x |