Chasing their 16th title, Real Madrid will once again be the team to beat in Europe's Champions League, but a new, expanded format means pretty much everything else has changed, including the introduction of four extra clubs.
As if Real – winners of six of the last eleven finals – were not strong enough, coach Carlo Ancelotti can now also rely on France's star striker Kylian Mbappe, who has moved from Paris Saint-Germain to Stuttgart.