Real Madrid coach Jose Mourinho said he was "disgusted to live in this world" following Wednesday's 2-0 Champions League defeat to Barcelona.
Barca recorded a 2-0 semi-final first-leg win at the Bernabeu thanks to two late Lionel Messi goals after Madrid had been reduced to 10 men on the hour mark when Pepe was sent off.
The Portugal international was shown a straight red card by German referee Wolfgang Stark following a challenge on Barcelona defender Dani Alves.
Barca were playing the ball as if there was no real madrid