United, Chelsea and Arsenal flops whose careers took off when they left England.
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8) Paul Pogba
Hardly played at Manchester United, Paul Pogba has quickly risen to one of the best midfielders in the world with Juventus.
7) Diego Forlan
Another United flop, Diego Forlan struggled for goals in England but was highly prolific in La Liga with Villarreal and Atletico Madrid.
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6) Carlos Vela
Not used often at Arsenal, Carlos Vela has really shone since being given a chance with La Liga side Real Sociedad.
5) Kevin De Bruyne
Never given much of a chance at Chelsea, Belgian playmaker Kevin De Bruyne now looks superb with Bundesliga side Wolfsburg.
4) Nemanja Matic
Flogged by Chelsea as a youngster, Nemanja Matic improved so much at Benfica that the Blues re-signed him last January.
3) Thibaut Courtois
Sent out on loan for three years by Chelsea, Thibaut Courtois became world class at Atletico Madrid and is now finally number one for the Blues.
2) Gerard Pique
A squad player as a youngster at Manchester United, Gerard Pique has become regarded as one of the best defenders in the world since moving to Barcelona, winning a whole host of major honours.
1) Cristiano Ronaldo
Okay, he was already pretty awesome at Manchester United, but Cristiano Ronaldo has taken his game to a whole new level since moving to Real Madrid, scoring 285 goals in 273 appearances – a phenomenal rate that has helped his club to win La Liga and the Champions League since he joined.