Assassin's Creed IV: Black Flag is an action-adventure video game developed by Ubisoft and released in 2013. Set in the early 18th century during the Golden Age of Piracy, players control Edward Kenway, a pirate and member of the Assassin Brotherhood. The game features an open-world environment, allowing players to explore the Caribbean islands and engage in naval combat. The gameplay combines traditional Assassin's Creed mechanics with new elements, such as ship navigation and battles. Players can upgrade their ships, recruit crew members, and complete various missions, all while uncovering a story that intertwines the Assassin and Templar conflicts.