Gamma Ethniki is the third tier of professional football in Greece. It operates below the Super League and Super League 2, featuring clubs from various regions of the country. The league is known for its competitive nature and serves as a platform for smaller clubs to gain exposure and potentially move up to higher divisions. The structure of Gamma Ethniki includes multiple groups based on geographical location, with teams competing in a round-robin format. The top teams at the end of the season can earn promotion to Super League 2, making it an important step for clubs aspiring to reach the highest levels of Greek football.