Independiente is known as "Rey de Copas" (King of Cups) because they have won more international titles than any other Argentine club.
Unión's nickname is "Tatengue," which is a reference to the club's Spanish and Italian origins.
Independiente's stadium, Estadio Libertadores de América, is named after the club's successful history in international competitions.
Unión's most famous player is Héctor Cúper, who went on to have a successful coaching career at clubs like Valencia and Inter Milan.
Independiente and Unión have faced each other over 100 times in official matches, with Independiente holding a slight advantage in the head-to-head record.
Both Independiente and Unión have passionate fan bases known for their colorful displays and unwavering support for their respective clubs.