Watch: Atlético Madrid's Saúl Ñíguez scores bicycle kick vs. Real Madrid

Real Madrid's rivalry with Barcelona may drive international headlines, but Los Blancos' most hated opponent just may be city rivals Atlético​. Entering the

Real Madrid's rivalry with Barcelona may drive international headlines, but Los Blancos' most hated opponent just may be city rivals Atlético​.

Entering the Madrid derby on Saturday, first-place Real held a seven-point league lead over third-place Atlético​. Playing at home at Estadio Vicente Calderón though, Atlético​ came out swinging.

Tiago opened the scoring in the 14th minute for Los Colchoneros with a right-footed shot outside the box that found its way to the bottom corner.Atlético doubled its lead just four minutes later after a beautiful buildup in the attacking third led to this Saúl​ Ñíguez​ bicycle kick and sent the home fans into a frenzy.

SAUL WITH AN UNBELIEVABLE BICYCLE/CHILENA GOAL. 2-0 Atletico!!! Mayhem at Calderon. #beINLaLiga http://t.co/enJSEmGHSn

— beIN SPORTS USA (@beINSPORTSUSA) February 7, 2015

Guilherme Siqueira drove through the left side of the box before cutting the ball back at the end line. He picked out Ñíguez on a little chip, which Ñíguez hammered past Iker Casillas in style from six yards out.

Atlético​ went on to win 4-0.