Alfa Semedo marked his Champions League debut with a superb strike as 10-man Benfica overcame AEK Athens 3-2 in Group E.
Juventus' home comforts and shot-hungry Real Madrid feature in the best of Tuesday's Opta Champions League numbers.
Defender Nicolas Tagliafico was able to bask in the glory of his unlikely scoring exploits after his brace for Ajax against AEK Athens.
AEK Athens managed to stifle Ajax for 45 minutes, but the Dutch side produced a three-goal second-half display to emerge victorious.
We examine the numbers behind Wednesday's matches as Real Madrid begin their Champions League defence without Cristiano Ronaldo.
Young Boys reached the Champions League group stage for the first time, while Ajax and AEK Athens also progressed from their play-offs.
Dutch giants Ajax beat Dynamo Kyiv to take control of their Champions League play-off, while AEK Athens won 2-1 at Videoton.
Dedryck Boyata did not make himself available for Celtic's Champions League tie against AEK, and Brendan Rodgers has questioned his absence.
Scott Sinclair headed in late on, but it was not enough to save Celtic, whose Champions League adventure came to a premature end in Athens.
AEK Athens grabbed a crucial away goal as they held Celtic to a draw in a Champions League qualifier in Glasgow.