Legendary Items include Legendary weapons and armor sets in Greedfall. These weapons and armor are the best and most powerful of the game. They deal high damage and provide great protection but as expected, are tough to get.
Legendary weapons and legendary armor sets in Greedfall are to either found in a hidden chest or after you have fought a boss. You might get a key for these hidden chests and then you can open them.
GreedFall Broadsword of the Deceased King Location
To obtain this brutal two-handed weapon, you need to complete the quest “Champion of the Arena.”
The arena is located in New Serene in the basement of the Coin Guard Tavern. You will have to fight through waves of tough enemies, so come prepared.