López signed for the team. Completing the incorporations with the arrival of Terry White as new foreign player for the team led by Xabier Añua. In 1985, the club won its first official title, the Copa Asociación which was played among the teams eliminated in the first round of the league playoffs. In the final, the team won to the Zaragoza led by Pepe Laso in Villanueva de La Serena (Badajoz). José Antonio Querejeta was the top scorer of the game with 30 points and the team earned the qualification to the Korać Cup for the following season. At the institutional level, Jose Antonio Santamaría is again the club president. The 1985–86 season was marked by the Korać Cup debut. The first rival was the Dutch Super Cracks Werkendam, which was clearly defeated at home (73–88) and overwhelmingly in Vitoria-Gasteiz (130–94). The next rival was the French ASVEL. In the home game, the Basque team fell against the French team 84–94, but this defeat did not undermine the team hopes to seek the comeback weeks later in Lyon. The game played in the French town at the end of game resulted in a draw at 88 points, but the competition system computed the difference in points of both clashes and meant the elimination of the Basque team from the competition. At that time, important foreigners such as Abdul Jeelani and Larry Micheaux arrived who gave a plus of quality to a large team from the team (Alberto Ortega, José Antonio Querejeta, Pablo Laso, Jesús Brizuela and the young players Madoz, Urdiain, Felix De La Fuente and Arana) and directed by Pepe Laso who returned to be the head coach of the team for two seasons. A season later, the captain of the team, Iñaki Garaialde, who was honored in Polideportivo Mendizorrotza days before the start of the 1987–88 season, retired as a player. Manu Moreno took over the bench as the head coach. Names like Fede Ramiro, or Agustin Cuesta with an already important experience in Spanish basketball reinforced the team. Larry Micheaux and David Lawrence formed the American couple, but the weak performance of the second led to its replacement by the jumpy Nikita Wilson midway through the season. The team was strong at home and began to stand up to rivals with a bigger budget. The season ended in eighth position. At the start of the 1988–89 season,