Three-quarters of the field might have finished second, third and fourth in the Champions League's league phase, but the team who had to scrabble in to the knockout playoffs on the final day are just as fancied as anyone else.

The Opta supercomputer has made Arsenal favourites to win the Champions League. The Gunners have been given a 56% chance of making it through their semi-final against Paris St-Germain and 32% of winning a potential final against Barcelona or Inter Milan.

How does it work?Thirty-six sides entered into the new "league phase" and now just four remain with a month-and-a-half to go in the UCL campaign.Barcelona, Paris Saint-Germain, Arsenal, and Inter Milan are through to the semifinals,