RCD Espanyol (2-2-0, 6 points) and Valencia CF (1-0-3, 6 points) will break their tie in the current 2015-2016 La Liga season as they face each other at the former's Estadi Cornellà-El Prat on September 22, Tuesday.
Los Periquitos is coming off a close 3-2 triumph over Real Sociedad last Saturday at the Anoeta Stadium as Paraguayan winger Hernán Pérez headed in a 90th-minute goal to turn back the Royals, as reported by ESPN.
It was a "last gasp" attempt for Sergio González's men against a 10-man Real Sociedad as Argentine goalie Gerónimo Rulli was sent off at the 42nd-minute after fouling midfielder Marco Asensio inside the box.
Espanyol was behind 0-1 when it happened and forward Gerard Moreno quickly took advantage by levelling the count two minutes later.
Meanwhile, Els Taronges settled for a goalless draw against newly-promoted squad Real Betis in their game last Saturday at the Mestalla Stadium, via Soccerway.
Striker Paco Alcácer was unable to save Nuno Espírito Santo's side this time after he scored an injury time goal against Sporting Gijon in their previous game.
Both squads are currently tied in the middle of the league table and one will move up the standings after this crucial meeting between them.
The predicted result is a close win by Valencia, 1-0. The plays of both teams' strikers, Alcácer and Moreno, will be vital in this match.
Espanyol starting lineup (4-2-3-1 formation): Sabata; Rober, Alvaro, Roco, Fuentes; Diop, Sanchez; Gullon, Asensio, Alvarez; Moreno
Valencia starting lineup (4-3-3 formation): Jaume; Barragan, Mustafi, Abdennour, Orban; Parejo, Fuego, Gomes; Feghouli, Alcácer, Rodrigo