Destroyer (Civ4)

The following units can be upgraded to Destroyers:
* Frigate
* Ironclad
* Privateer
* Ship of the Line
== Strategy ==
Destroyers have a small chance of intercepting enemy aircraft and also are very good at spotting and destroying enemy Submarines (which are invisible to most other units). They are often stacked with Carriers and Transport units.
== Civilopedia entry ==
== See also ==
* Destroyer in other games