The 1998-1999 season became a golden chapter in RCD Mallorca's history. Under the guidance of coach Héctor Cúper, the bermellones surprised everyone with solid and effective gameplay that led them to secure their place in the Copa del Rey final. At that time, the team featured standout players like forward Dani González and midfielder Miguel Ángel Nadal, who played a crucial role in the team’s success during the season.

The road to the final was not easy. RCD Mallorca had to face some of the strongest teams in Spain, including clubs like FC Barcelona and Real Madrid. These duels were not only thrilling but also demonstrated the team's ability to compete at the highest level. The fans rallied around their team, filling the Estadio de Son Moix to cheer for their side in every match.

On June 26, 1999, RCD Mallorca reached the grand occasion at the Estadio Santiago Bernabéu, where they faced FC Barcelona in the Copa del Rey final. Although the final result was not what they desired, with a heart-wrenching defeat, the mere fact of reaching the final was a monumental achievement for the club. The experience of competing on such a prestigious stage left an indelible mark in Mallorca’s history and in the memory of its supporters.

This milestone also served as a turning point for the club. The visibility and prestige gained from participating in the Copa del Rey final attracted new talent and greater interest in the team. The fans began to dream big, and the club established itself as a serious contender in La Liga, taking RCD Mallorca to new heights in the years to come.

The 1998-1999 season was not only a moment of pride but also set the tone for the club's future. The foundation of players and the work philosophy established by Cúper continued to bear fruit, and while there have been ups and downs in subsequent years, the essence of that season remains alive in the spirit of the bermellón fans. Thus, the 1998-1999 season is etched in the hearts of every supporter as a reminder of what is possible when the team plays with passion and unity.