Shelter increases armor of all troops not just the ones that the hero holding it are leading.
| Level | Green | Blue | Purple | Yellow | Red |
|---|---|---|---|---|---|
| 1 | 2 | 3 | 4 | 5 | 6 |
| 2 | 4 | 6 | 8 | 10 | 12 |
| 3 | 6 | 9 | 12 | 15 | 18 |
| 4 | 8 | 12 | 16 | 20 | 24 |
| 5 | 10 | 15 | 20 | 25 | 30 |
| 6 | 12 | 18 | 24 | 30 | 36 |
| 7 | 14 | 21 | 28 | 35 | 42 |
| 8 | 16 | 24 | 32 | 40 | 48 |
| 9 | 18 | 27 | 36 | 45 | 54 |
| 10 | 20 | 30 | 40 | 50 | 60 |