Juventus, Sevilla and Borussia Monchengladbach. The three European stalwarts that await the sky blue side of Manchester in the Champions League fighting pit known as Group D.
With the red side of Manchester also facing a tough test in the form of PSV Eindhoven, CSKA Moscow and Wolfsburg.
Arguably however, Manchester City's continental opponents provide a much tougher test. All you have to do is look at their players on paper and achievements last season.
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Historically the most successful club in Italian football history, the Old Lady fought admirably last season and millions of heads turned worldwide as they unexpectedly reached the Champions League final in Berlin last year.
Even though star players such as Tevez, Vidal and Pirlo have all parted ways with the Turin club - their replacements; Khedira, Mandzukic and Dybala are proven replacements and will be hungry to prove themselves to the Italian champions.
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Spanish stalwarts, Sevilla, have many years experience playing at the top levels in Europe and came away as the Europa League champions last season.
Their links with City are massive, Jesus Navas and Álvaro Negredo are but a few of the star players to come through their ranks. The toughest opponent you could get out of Pot Three.
Home of Eden Hazard's younger sibling among other star international players such as Granit Xhaka, Patrick Herrmann, Yann Sommer and Josip Durmic.
This historic German outfit is, historically, among the best clubs in Germany and won the Bundesliga five times in the 1970's.
Finishing third in the top tier last season, they'll have a point to prove as they enter this group as the minnows and will want to put up a fight in their first season in the champions league for years.
Ultimately, this group will provide a test. An examination of Manchester City's champions league experience, and what they've learnt from previous failings in Europe's top dog pit.
The reality is, the outcome could of been a tougher test still. At one point in the draw, United and City had a 50/50 chance of either Wolfsburg or Borussia Monchengladbach getting added to their group. Luckily, the blue side of Manchester got the latter, and Manuel Pellegrini will be thankful for that spot of luck. However, it'll still be no holiday in Europe this year for the blues, this is a group of death.
A wonderfully diverse and motivated group all capable of reaching the last 16. The citizens will have to be at their top level and all their home games is an absolute must.
Will Manchester City get through their group unscathed?
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