Gelson Martins

① Olympiacos' quality difference is large in this fixture.

② Panserraikos will hope to capitalize on counter-attacks but may concede again.

③ The pace and finishing of the visitors could decide the outcome.

① Leverkusen enjoy home advantage and a stronger Bundesliga profile.

② Olympiacos can threaten on the break but are likely to concede twice.

③ Expect an open game with chances for both sides and a late Leverkusen goal.