Team news ahead of Wednesday's games

Bayern München v Juventus
Bayern: Neuer; Lahm, Kimmich, Alaba, Bernat; Vidal, Alonso; Robben, Müller, Costa; Lewandowski
Out: Boateng (adductors), Badstuber (ankle)
Doubtful: Martínez (match fitness), Robben (cold)
Misses next match if booked: Boateng

Paulo Dybala has been ruled out for Juve©Getty Images

Juventus: Buffon; Lichtsteiner, Barzagli, Bonucci, Evra; Cuadrado, Khedira, Hernanes, Pogba; Morata, Mandžukić.
Out: Cáceres (Achilles), Marchisio (calf), Dybala (calf), Chiellini (calf)
Misses next match if booked: Sturaro

• Snap shot: Juve's late surprise for Bayern

Barcelona v Arsenal
Barcelona: Ter Stegen; Alves, Mathieu, Mascherano, Alba; Busquets; Rakitić, Iniesta; Messi, Suárez, Neymar.
Out: Rafinha (knee), Sandro (hamstring), Piqué (suspended)
Misses next match if booked: none

Arsenal: Ospina; Bellerín, Mertesacker, Koscielny, Monreal; Coquelin, Elneny; Campbell, Özil, Sánchez; Giroud.
Out: Ramsey (hip), Čech (calf), Cazorla (Achilles), Oxlade-Chamberlain (knee), Rosický (thigh), Wilshere (calf/shin), Chambers (not in squad)
Misses next match if booked: Monreal, Özil, Campbell, Giroud

• Piqué's Barcelona hunger
  
• Wonderkid: Alex Iwobi