FT
Montpellier
1
–
2
Arsenal
—
FT
Arsenal
3
–
1
Olympiakos Piraeus
—
FT
Arsenal
0
–
2
FC Schalke 04
Sub
FT
FC Schalke 04
2
–
2
Arsenal
—
FT
Arsenal
2
–
0
Montpellier
—
FT
Olympiakos Piraeus
2
–
1
Arsenal
—
FT
Arsenal
1
–
3
Bayern München
—
FT
Bayern München
0
–
2
Arsenal
—
Faded rows: team matches without S. Gnabry in the lineup