Atletico Madrid's Antoine Griezmann celebrates after scoring his side's third goal during the Champions League opening phase soccer match between Atletico Madrid and Slovan Bratislava at Riyadh Air Metropolitano stadium in Madrid, Spain.

Atletico Madrid's Antoine Griezmann scores his side's third goal during the Champions League opening phase soccer match between Atletico Madrid and Slovan Bratislava at Riyadh Air Metropolitano stadium in Madrid, Spain.

Slovan's Kenan Bajric, left, and Atletico Madrid's Samuel Lino vie for the ball during the Champions League opening phase soccer match between Atletico Madrid and Slovan Bratislava at Riyadh Air Metropolitano stadium in Madrid, Spain.

Atletico Madrid's Julian Alvarez, right, makes an attempt to score during the Champions League opening phase soccer match between Atletico Madrid and Slovan Bratislava at Riyadh Air Metropolitano stadium in Madrid, Spain.

Slovan's David Strelec, left, scores his side's first goal from a penalty during the Champions League opening phase soccer match between Atletico Madrid and Slovan Bratislava at Riyadh Air Metropolitano stadium in Madrid, Spain.

Atletico Madrid's Antoine Griezmann celebrates after scoring his side's second goal during the Champions League opening phase soccer match between Atletico Madrid and Slovan Bratislava at Riyadh Air Metropolitano stadium in Madrid, Spain.

Atletico Madrid's Antoine Griezmann celebrates after scoring his side's second goal during the Champions League opening phase soccer match between Atletico Madrid and Slovan Bratislava at Riyadh Air Metropolitano stadium in Madrid, Spain.

Atletico Madrid's Julian Alvarez celebrates after scoring the opening goal during the Champions League opening phase soccer match between Atletico Madrid and Slovan Bratislava at Riyadh Air Metropolitano stadium in Madrid, Spain.

Atletico Madrid's Julian Alvarez shoots to score the opening goal during the Champions League opening phase soccer match between Atletico Madrid and Slovan Bratislava at Riyadh Air Metropolitano stadium in Madrid, Spain.

Atletico Madrid's Antoine Griezmann kicks the ball past Slovan's Kenan Bajric during the Champions League opening phase soccer match between Atletico Madrid and Slovan Bratislava at Riyadh Air Metropolitano stadium in Madrid, Spain.