The first week of the new-look Champions League came to an end on Thursday, with Barcelona and Arsenal both in action.

Monaco have had a solid start to the Ligue 1 season thanks to strong play from their defense but they haven't faced a team who can attack like Barcelona so this will be a good test to see how far they can go. Here's our storylines, how you can watch the match and more:

Barcelona manager Hansi Flick was enjoying a charmed start to life in Catalonia, winning all five of his first fixtures, but was quickly brought down to earth on Thursday night with a disappointing