Sevilla collapsed at home to Leganes in La Liga on Friday, losing 3-0 despite dominating possession at the Ramon Sanchez Pizjuan Stadium.
It was Sevilla's third defeat in four, with the Andalusia side limping towards the conclusion of their campaign.
The visitors struck twice in the opening 20 minutes and wrapped up the points with a goal in the closing stages.
Leganes move up to ninth after the surprise win, with Sevilla remaining fifth in Spain's top flight.
La Liga Standings(Played, Goal Difference, Points)
1. Barcelona: 35, +54, 83
2. Atletico Madrid: 35, +29, 74
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