FC Porto the 1955–56 Primeira Divisão on head-to-head advantage over runners-up Benfica. Later that season, Porto beat Torreense to win its first Taça de Portugal and achieve its first double. As the Portuguese league winner, Porto made its debut in European competitions by qualifying for the 1956–57 European Cup. The club's first participation was short-lived, ending in the preliminary round with two defeats against Spanish champions Athletic Bilbao. A year later, Porto lifted its second Taça de Portugal by beating Benfica 1–0 in the final. The two clubs met again in the following season's final, but this time Benfica took the trophy
2006–07 S.L. Benfica season Carlos Xistra, who issued 18 yellow cards and three red cards, one of them to Miccoli, who would therefore miss the next match, a visit to Porto. Five days later, Benfica played Porto in the first Clássico of the season. In a high-tension match, Benfica conceded two goals in the first half but equalized in the second half, drawing the game in the 82th minute. However, in injury time, Bruno Moraes scored, bringing the score to 3–2 to Porto. Santos said the result was unfair, adding, "After he got back into the game and managed to level it, 'that' happened