Bojna za specijalna djelovanja (Eng. Brigade for special activities) is a special paramilitary unit which main goal is protecting Croatia and its regions. The unit was renamed to BSD when the ingame military units were implemented. The unit can be joined only by invitation from the commander.
The unit was established on December 1st 2009 by Ivo Ivic and Woolf1975.
First Commanders were Romper, and while was commanding Baby BSD.,
The Commander for a long time was Frojla, and in April 2019, it was discovered that took the leadership of the unit. In July 2019, it was discovered that took the leadership of the unit
The main methods to contact this unit is by their IRC channel #BSD.HR on Rizon.