Cristiano Ronaldo gave timely reminders of their value with both on target as Manchester United got their Europa League campaign back on track with a 2-0 victory at Moldovan side Sheriff Tiraspol on Thursday.
Dutch club Feyenoord also registered their first points in emphatic fashion, crushing Sturm Graz 6-0 in Group F where Lazio were hammered 5-1 away to Danish side Midtjylland.
Jose Mourinho's AS Roma scored three times in the second half to beat 10-man HJK Helsinki 3-0 in Group C -- Andrea Belotti scoring his first Roma goal to seal the win.
Former Champions League regulars Olympiakos's hopes of progressing from Group G look slim, however, as they went down 3-0 at Bundesliga side Freiburg for whom Michael Gregoritsch grabbed a brace as they moved top.