In this Europa Universalis 4 Let’s Play featuring Mare Nostrum I play as Byzantium with the goal to restore the Roman Empire. This playthrough is in ironman and I will try to pick up the Basileus as well as the Mare Nostrum achievement. Have fun with the video. If you enjoy it, be so kind and hit like or leave a nice comment below. If you want to see more of my videos, it’s best to simply subscribe. Want to see all episodes in order. Check this out:.