The Champions League, the club competition for soccer clubs in Europe, is international. Clubs from many different countries in Europe participate in it.
No the first player to win the champion league with two different clubs was Marceille Desailly.Who won it with Marseille and A.C.Milan.
Henning Berg Blackburn and Manchester Utd
There are 32 clubs in the Champions league. They are divided into 8 groups of 4.