#4 Ronaldo
Ronaldo, no not Lionel Messi’s ‘arch-nemesis’ but the Brazilian World Cup legend, signed for Real Madrid in 2002. After three spectacular seasons where he scored 85 goals in all competitions, things started to turn sour between the former Inter Milan player and his fans, not that they were kind to him, to begin with.
The fans at the Bernabeu never let him forget that he, O Fenomeno, had won just one Spanish league title with the Los Blancos. When the Brazilian appeared to be putting on weight, they turned against the forward completely. Ronaldo became visibly disinterested in his performances and concentrated more on parties after which the club sold him to AC Milan in January 2007.
Speaking ahead of a Champions League match with Arsenal in 2006, he said, "I have never felt loved at the Santiago Bernabéu and I don't understand why. I have never been treated with affection here.” He also added, “They make mistakes when they call me fat...”