AC Omonia Nicosia FC is a titan of Cypriot football, based in the capital Nicosia and competing in the Cypriot First Division. The club's home is the GSP Stadium, which it shares with rivals APOEL. Founded in 1948, Omonia's colors are green and white. The club was established with a left-wing political identity, and its name means "Harmony." Omonia's peak era is legendary, dominating Cypriot football in the 1970s and 1980s with multiple league and cup doubles, fueled by stars like Sotiris Kaiafas. They remain the most successful club in Cyprus by trophies won. In the modern era, Omonia continues to be a title contender, with recent league championships and memorable runs in European competitions, including the UEFA Europa League group stages. The fan base is famously passionate and politically vocal, creating an electric and often intense atmosphere. Omonia is more than a club; it is a central pillar of identity for its supporters.