This downloadable content (DLC) for Assassin's Creed IV Black Flag enhances the core naval experience by introducing three new, formidable enemy captains for players to battle: The Jaguar, Blackbeard, and The Orchid. Released in 2013, this expansion requires the base game and focuses purely on escalating combat difficulty through these unique, high-tier adversaries, adding significant challenge to the existing ship-to-ship framework without introducing new story campaigns or open-world areas.