The 1987 Campeonato Brasileiro Yellow Module was organized by the Brazilian Football Confederation, and did not count with the participation of the most traditional and most popular clubs, which were competing in the Copa União.
The Copa União was organized by the Clube dos 13, but even counting with the most traditional and the most popular Brazilian clubs it is not officially recognized by the Brazilian Football Confederation.
This playoff was organized by the Brazilian Football Confederation, and consisted of single matches between the champion and runner-up of the Yellow Module (Sport and Guarani) against the champion and runner-up of Copa União (Flamengo and Internacional). Flamengo and Internacional refused to play the competition. As Flamengo and Internacional refused, Sport and Guarani played against each other twice.