Each rune is dedicated to a specific type of soldier: Vehicles, Zombies, Shooters and Warriors. Combining runes you will get random improvement.
| Rune | Purpose |
|---|---|
 | Vehicles |
 | Zombies |
 | Shooters |
 | Warriors |
 | Steadfast (accessory). Set Effect: HP front-row Troops |
 | Boulder (accessory). Set Effect: Watchtowers |
 | Sharp Sword (accessory). Set Effect: Increase the siege |
 | Polarization. Set Effect: All troops gain damage |