Legendary Difficulty is the highest difficulty for main missions. It sets all enemies in a Legendary mission to LMB with the addition of 1 Hunter in Amherst's Apartment, Madison Field Hospital, Grand Central Station and General Assembly.
Enemies also deal more damage to players, have a higher health than normal, and have a shield behind their archetype symbol. Once per week these missions will award the player with an Exotic Cache for completing them, along with a commendation upon the first completion.
Legendary difficulty is only available on these missions: