Bayern Munich's typically formidable attack failed to find its rhythm in a goalless Champions League draw against FC Copenhagen at Allianz Arena.
Erik ten Hag says Man United are conceding too many goals but refused to blame Andre Onana despite the goalkeeper's errors at Galatasaray.
Mikel Arteta admitted it was a "genuine dream" watching Arsenal's 6-0 victory over Lens which saw them qualify for the Champions League last 16.
Arsenal stylishly cruised into the Champions League knockout stages as Group B winners by thrashing French club Lens 6-0 at Emirates Stadium.
Manchester United's Champions League hopes are hanging by a thread after Erik ten Hag's men imploded in a chaotic, thrill-a-minute 3-3 draw on an ear-splitting night at Galatasaray.
Phil Foden felt Manchester City were at their worst before recovering from 2-0 down to secure top spot in their Champions League group with a 3-2 win over Leipzig.