Manchester City put in their best performance vs. Barcelona, mistakes aside, and were handed a 4-0 spanking thanks to some awful individual errors.
Atletico dominated throughout in Russia and Yannick Carrasco's close range finish just after the hour was enough for their third 1-0 win.
Arsene Wenger hailed Mesut Ozil's first career hat trick as further evidence that the German playmaker is getting a "taste to score goals" for Arsenal
PSG ratings: Angel Di Maria scored and Adrien Rabiot impressed but this was another disjointed PSG performance, with too many chances conceded.
Under-fire Dynamo Kiev boss Sergei Rebrov saw his side suffer a 2-0 home defeat to Benfica to leave their Champions League hopes in tatters.
Atletico Madrid were made to work hard by Rostov but Yannick Carrasco made his class count with the winning goal.