The 78 page rulebook covers ancient warfare on land and sea, as well as sieges, and focuses on the 5mm (1:300) scale. The rulebook is divided into four sections, namely (1) the rules for land warfare; (2) army compositions and lists; (3) Naval rules and (4) Sieges. The focus of the rules are on the period from 300 BC to 600 AD, with an opinion by the designers that one can play with armies up to widespread use of gunpowder.