Siege weapons are good against <link="topic:buildings">Buildings</link> but weak against other units.

The Greek siege weapons are the <link="proto:petrobolos">Petrobolos</link> and the <link="proto:helepolis">Helepolis</link>.

The Egyptian siege weapons are the <link="proto:siege tower">Siege Tower</link> and the <link="proto:catapult">Catapult</link>.

The Norse siege weapons are the <link="proto:portable ram">Portable Ram</link> and the <link="proto:ballista">Ballista</link>.

The Atlantean siege weapons are the <link="proto:chieroballista">Chieroballista</link> and the <link="proto:fire siphon">Fire Siphon</link>.
