Atlas Expansion adds to Mare Nostrum - Empires the 6th player including a game board expansion (increase map size by 50%), Atlas starting hero, 8 legions, 5 triremes, 5 fortresses, 7 control markers, 5 leadership markers, 9 resources, forum mat, and player screen.

Atlas Expansion includes new heroes, cards, counters, scenarios, and tiles with:

• the 2 players rule book expansion;
• the Barbarians (a special set with 3 triremes, 3 fortresses, and 8 Barbarians hordes);
• Troy!, a military expansion;
• Jerusalem!, a cultural expansion;
• Syracuse!, an economic expansion;
• the Mausoleum;
• the Greek Fire;
• the Myrmidons!
• the Centaurs!