Assassin's Creed Rogue Remastered Storm Fortress Legendary Ship Battle Guide READ DESC

To take down the storm fortress its main weakness is burning oil when the Ship is about to sink 2 more legendary ships spawn and it just like the 2 legendary ship in Assassin's Creed 4 once you sink the storm fortress, you must take down both of the ships health to red if you sink one and One ships health is still full it will ram into you and take down 1-2 ship health bars.