Arsenal qualified for the knockout stage of the UEFA Champions for the 17th time in a row after coming back from two goals down to beat Ludogorets 3-2 in Sofia.
Jonathan Cafu put the Bulgarian champions ahead and then set up Claudiu Keseru to make it 2-0 to Ludogorets inside  fifteen minutes.
However, Granit Xhaka and Olivier Giroud scored to haul the Gunners back level before the break, before Mesut Ozil's fine late strike on it.
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In other matches, Manchester City stunned Barcelona  after came from behind to beat the Spanish side 3-1 at the Etihad Stadium.
City, equalised in the 39th minute after Raheem Sterling took advantage of a Sergi Roberto mistake to set up Gundogan.
Kevin De Bruyne gave them the lead through a free-kick on 51 minutes with Gundogan getting the third later on.
Barcelona remain top of Group C and need only draw away to Celtic in their next game to progress, while City now know a win away to Borussia Moenchengladbach next time out will take them through.
French side Paris Saint-Germain, Atletico Madrid and German champions Bayern Munich also qualified for the last 16 on Tuesday.
Below is the full results of the Tuesday's matches:
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