It doesn't seem like four months since Chelsea won the Champions League on penalties against Bayern Munich, but the competition kicks off all over again this week with the first set of group fixtures.
For the second year in a row, Manchester City have been drawn in the toughest group of the lot.
Manchester United, Arsenal and Celtic will all want to make an impression and Chelsea will have their eyes on defending their title.
What I'm going to do is look at six teams that will make more of an impact than you might think.
(Writer's note: When I say impact, I mean that they'll either qualify from or win their group.)
I'm going to run through them in no particular order, so let's get to it.