The 2009-10 campaign delivered a season of European consolidation for Villarreal as El Submarino Amarillo finished a respectable 7th in La Liga, securing a spot in the next season's Europa League. The year was characterized by a mid-season managerial change, with Juan Carlos Garrido replacing Ernesto Valverde, which helped stabilize the team's form. Spearheading the league attack was the Brazilian forward Nilmar, whose 11 goals proved crucial, in a squad featuring stars like Giuseppe Rossi and Marcos Senna. It was also the season of their debut in the inaugural UEFA Europa League, where they reached the Round of 32, marking a significant chapter that cemented the club's reputation as a regular European competitor.