|Introduced in...||Dillon's Rolling Western|
|Task||Protect Gun Tower 4!|
- Upgrading the tower to Iron or Steel is always a good option. Use the Gatling Gun Lv.2 are a safe option, but its costs is expensive.
- Through testing it has been found that the Megagrocks in Rio Grande will always target Gun Tower 4 first, meaning they must be eliminated quickly to preserve the tower.