In this short tutorial, we’ll show you how to unlock / where to find the Byzantine Greek Armor Set in Assassin's Creed Valhalla: Wrath of the Druids.
This is one of the four armor sets that you can get from the
Overseas Trading in
So the way this works you need to go to the trade post defeat all the enemies and then locate the note closer inside the Trade Post area. Once you pick up the note the location to the Deed will show up on the map. Go and pick up the Deed and then go back to the Trade Post to unlock it.
After that you will gain materials for every minute that you're in the game.