The Blacksail was one of the several galleys that made up Gabool the Wild's fleet. The Blacksail had one large triangular sail; it was very fast and was propelled by a large group of oarslaves. Originally, it was under the command of the searat Hookfin. After the battle at Terramort Isle it was transferred to the command of Tarquin Longleap Woodsorrel and renamed the Honorable Rosemary.