Who are the core players of teams and teams in the Champions League today?

This is the first 16 of this year's Champions League. Briefly talk about the core players of the giants:

Manchester City: aguero, David Silva, yaya toure;

Barcelona: Messi, Neymar, Harvey, Iniesta;

Manchester United: Rooney, Van Persie, Mata;

AC Milan: Kaka, Balotelli;

Atletico Madrid: Costa, Villa;

Paris Saint-Germain: Ibrahimovic, cavani, Thiago Silva;

Galatasaray: Drogba, Sneijder;

Chelsea: Lampard, Azar, Oscar;

Real Madrid: C Ronaldo, Bell, casillas;

Dortmund: lewandowski, Royce;

Arsenal: Ozil, cazorla, Ramsey;

Bayern: Ribelli, Robben, Ram, SchWeins Tiger, Gotze.

Other non-giants, not very famous, don't say it.

In addition to these, there are Fa Erkao of Monaco, Higuain of Naples, Pirlo and Buffon of Juventus, Giggs of Manchester United, Henry of Red Bull, Piero of FC of Sydney and so on.

If it helps, please adopt it.