The 2013/14 Champions League group stages finally get underway this week - and the usual suspects will be expected to progress to the latter stages.
The likes of Real Madrid, Barcelona, Bayern Munich, Juventus, Chelsea and Manchester United will all be under pressure to reach the knockout rounds at the very least.
However, there could well be a few surprises this year, with the following five clubs all more than capable of producing one or two shock results. Sometimes that's all it takes for a less-fancied team to reach the last 16.
Although we're unlikely to see any of the five listed teams celebrating winning the Champions League at the Estadio da Luz in Lisbon next May, they have all shown enough recently to be considered 'dark horses'.