Manchester City might be finding some semblance of form in the Premier League as of late, but Wednesday could bring a massive shock to the system if things don't go their way in the Champions League.

As the league phase comes to a close, there's still plenty of shuffling that will happen in Champions League play. Only Barcelona and Liverpool have clinched their places in the top eight putting them automatically through to the last 16 but plenty of teams will be looking to join them.

The financial incentives are obvious but there is also a prestige and importance beyond money to being in Europe's premier competition

It expanded over the years as more teams were entered and in 1992 was rebranded the Champions League. With a new name came various new formats. From 2003 the format involved 32 teams playing in eight mini groups of four,

The Champions League group phase comes to a close this week, with only two clubs officially qualified into the round of 16.Liverpool and Barcelona have confirmed their place into the knockout rounds,

Man City are among the Champions League powerhouse at risk of elimination as the league phase wraps up this week.