Real Betis happened in 1928–29, with both teams winning their home matches (3–0 and 2–1). They played for the first time in the Spanish top division during the 1934–35 season, with a 0–3 home defeat for Sevilla and a 2–2 draw at Betis, with the latter winning the national championship. On 17 January 1943, Betis lost 5–0 at Sevilla, eventually being relegated. In the first game held at the Ramón Sánchez Pizjuán Stadium, on 21 September 1958, the "Verdiblancos" won it 4–2. In later years, several matches were also marred by violence, including: a security guard attacked by a Sevilla fan with
Real Betis not offer further economic growth, he was replaced by Betis most famous former president, Benito Villamarín. During his reign Betis returned to the top division in 1958–59 and finished in third place in 1964. His purchase of the Estadio Heliópolis in 1961 is seen as a key point in the history of the club – the grounds were called the "Estadio Benito Villamarín" until 1997. In 1965, Villamarín stepped down from his position after ten years at the helm of the club. Just one year after Villamarín's departure, the club would again be relegated to division two, then rising and