The 28-year-old was at his clinical best against BATE in the Europa League on Thursday night, scoring two goals in a 4-2 win in Belarus.
The England global pounced to poke Arsenal ahead inside 10 minutes, and doubled their advantage by drilling into the bottom corner after a defensive mistake from the hosts midway through the first half.
It was a typical Arsenal goal - Wilshere and Olivier Giroud combined on a 1-2 to get Jack to the byline, and he chipped a ideal ball back across the face for Theo. Marko Ivanic's header was a powerful one but a top-quality keeper, which is what David Ospina imagines himself to be, would have backed himself to save it.
"He had an outstanding first half and he fought until the end", he told reporters.
Run ragged in a 3-0 defeat at Italians Atalanta last time out in what coach Ronald Koeman called a "wake up call", Everton host Apollon, who held French outfit Lyon to a 1-1 draw two weeks ago. In fact, Lacazette netted his first league goal less than two minutes into his maiden Premier League match.
The referee had to stop play after an hour of Milan's match against HNK Rijeka as fireworks rained down from the high stands at San Siro and there was more drama when the Italian giants won 3-2 with nearly the last kick of the Group D clash.
It's not easy because he's in good company when you look around him.
AC Milan lost a 2-0 lead at the San Siro but found an injury time victor to earn a 3-2 victory over Croatian champions HNK Rijeka in the Europa League.
Milan seemed set to control the rest of a low-key second half - but with six minutes remaining, things changed when substitute Maxwell Acosty halved the deficit.
Lazio edged past Zulte-Waregem 2-0 to join Nice at the top of the group.
Alassane Plea and Allan Saint-Maximin scored the goals as Nice beat Vitesse 3-0.
Former Portugal global Manuel Fernandes scored a hat-trick in the first 17 minutes as Lokomotiv Moscow beat Czech club Zlin 3-0 in Group F.
Wenger has now beaten 116 of the 122 sides he has faced during his time at Arsenal. Arsenal's back three included plenty of experience with Shkodran Mustafi and Rob Holding flanking Per Mertesacker, but they looked less than comfortable under pressure.