Some of Europe's top teams will be competing in the Europa League this season and the competition has been ongoing since the start of the summer
Manchester United qualified for the Champions League by virtue of the fact that they won the Europa League and plenty of top clubs will be aiming to replicate that this season.
Arsenal will compete in the tournament this year having finished fifth in the Premier League, as will Ligue 1 giants Lyon and La Liga outfit Villarreal, so fans are guaranteed top-level football.
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Those teams will enter at the group stage, which doesn't get under way until September 16, but the tournament has been ongoing since June, with two qualifying rounds already decided and some surprising results therein.