Arsenal 
4 - 2 - 3 - 1
4 - 2 - 3 - 11
Bernd Leno3
Kieran Tierney6
Gabriel dos Santos Magalhães23
David Luiz Moreira Marinho2
82'
Héctor Bellerín34
Granit Xhaka25
57'Mohamed Naser Elsayed Elneny32
81'Emile Smith Rowe8
57'Dani Ceballos19
Nicolas Pépé14
Pierre-Emerick Aubameyang- 17Cédric Ricardo Alves Soares
- 21Calum Chambers(82')
- 16Rob Holding
- 9Alexandre Lacazette
- 35Gabriel Teodoro Martinelli Silva(81')
- 22Pablo Marí
- 24Reiss Nelson
- 30Eddie Nketiah
- 53Arthur Okonkwo
- 33Mathew Ryan
- 18Thomas Partey(57')
- 11Martin Ødegaard(57')
Olympiakos de El Pireo 
3 - 4 - 3
3 - 4 - 31
José Pedro Malheiro de Sá25
José Holebas15
Sokratis Papastathopoulos24
Ousseynou Ba45
84'Oleg Reabciuk4
Mady Camara6
Yann M'Vila14
62'Thanasis Androutsos7
84'Konstantinos Fortounis
11
Youssef El-Arabi19
63'Giorgos Masouras- 5Andreas Bouchalakis(84')
- 21Mohamed Dräger
- 44Ilias Karargyris
- 72Kenny Lala(84')
- 97Lazar Randjelovic(62')
- 90Vasilis Sourlis
- 27Armindo Tué Na Bangna(63')
- 88Konstantinos Tzolakis
- 17Marios Vrousai