Pep Guardiola's side are already guaranteed to top Group F, after beating Feyenoord 1-0 last time out, and could become the seventh side to win all six of their group matches in the competition, with Real Madrid the last side to do so in the 2014/15 campaign.
City however managed to eventually win the game during the second half through goals from Nicolas Otamendi and David Silva.
And, speaking at a pre-match media conference in Ukraine, Toure - who also worked with Guardiola at Barcelona - said: "Our team is practising the best football in Europe but we want to play against the best teams to see where we are".
Manchester City's third successive late victory "shows what we are", manager Pep Guardiola said after David Silva's 83rd-minute victor saw his side equal a Premier League-record 13th successive triumph.
Shakhtar have nine points and now occupy second place in Group F, having traded victories with Napoli, whose two defeats to City leave them on six points.
Taiwan rainbow 'lasts record-breaking nine hours'
Professor Chou has added that he plans to soon submit evidence to Guinness to make this Taiwan rainbow officially number one. On Monday Nov. 27, the professors had a preview of what was to come when they recorded a rainbow that lasted six hours.
"[Silva] felt uncomfortable after his goal".
"Hopefully he can be fit for Sunday but it was too risky to play him [Wednesday]". "I don't think Manchester United will be all at the back because it's a good game, and just like us they also need the result". "We believe in what we can do", he added.
Fonseca said: 'We are not going to follow the game in Rotterdam. "I assure you, sooner or later we will lose, but the next day we will recover".
"I was hoping it would be a bit easier, I've got to be honest to tell you", he said ahead of the trip to the Etihad Stadium, which is followed by successive home games against London rivals Chelsea and Arsenal.
Fonseca recognises that could be a tall order, with Pep Guardiola's side having won their last 20 matches in all competitions and earning lavish praise for a lot of their play.