any traces of blue. Away kit was always white. On the left side of the kit, by the heart, stands a crest. Since the foundation of the club, standard elements of the crest were ball and wings, also a traditional railway symbol. These standard elements were changed in design several times in the past. Some other elements were added or excluded in some periods of history. For example, circle around the original crest was added in the 1990s. From 1945. to 1992. red five-pointed star stood in place of the ball, and words "Sarajevo", "1921" and others were moved form one part of the crest to another many times. Current design dates back to 2000. Supporters FK Željezničar main supporter group are called The Maniacs. There is also subgroups like Blue Tigers, Joint Union, Urban Corps, Stari Grad and Vendetta. In popular culture, Stole Anđelović (Stole iz Bora) – a passionate club supporter from Bor, Serbia, is known decades (over 40 years) for traveling 450 km to attend most FK Željezničar Sarajevo home games, and was a long time supporter of Yugoslav national team as well as fan of Ivica Osim. A passionate group of fans from 1921.ba TV upload regular Željezničar league and European match reports as well as interviews with players and staff to online stream media; YouTube. Rivalries Sarajevo derby (Vječiti derbi) Željezničar has a fierce rivalry with their city-rivals Sarajevo, which is known as the Sarajevo derby, the biggest derby in Bosnia and Herzegovina. It is contested regularly since both teams are part of the Premier League of Bosnia and Herzegovina. Many Željezničar supporters say that "Željo is a matter of philosophy, and Sarajevo a matter of geography". Famous Sarajevo derby, known across the Southeast Europe, is generally considered one of few with the best atmosphere. But there is one thing that separates it from similar ones in the region and rest of the world – fans of these clubs are enemies only for the time needed for game to be played. It is not rare that father and son, two brothers, or husband and wife, are on the opposite sides. They don't speak to each other that day. But when the game ends, provocations are something of a tradition, strangest bets are needed to be fulfilled. And everybody is waiting for the next one. Although, incidents between younger fans can be seen in recent years.