They'll meet on Monday night in what is pretty much guaranteed to be one of the matches of the Premier League season so far, and Manchester City and Chelsea have plenty to be confident about right now.
The pair surely possess the two best squads in the division and on their day they can be a match for any team in the world.
But what if we were to merge the clubs to create one all-powerful super team? A Chelsea City managed by Manuel Mourinho?
That would create a formidable squad, and perhaps this would be the starting XI: