Bayer Leverkusen needs a win against Barcelona to progress in the Champions League.
Bayer Leverkusen's place in the Champions League is hanging by a thread going into its home game against Barcelona and Omer Toprak admits his side only has a slim chance of qualification for the knockout stages.
Leverkusen has to secure a famous win if it is to progress to the knockout stages, with three outcomes still possible – qualification, a third-place finish and Europa League spot or complete elimination from continental football.
The Bundesliga side is third in Group E on five points, level with Roma, which has a superior head-to-head record.