Real have failed to win their last four matches across all competitions.
Director Martin Bader hoping to convince Germany international to return to the HDI Arena.
Reds finished runners-up in two cup competitions in the German's first season.
Muaricio Pochettino already tried to sign him during last summer's transfer window.
Mustafi has featured in five games in the league this season.
Schweinsteiger, 32, has been frozen out of the first team at Old Trafford by Jose Mourinho.
Janssen has only scored one goal in 10 appearances this season.
Antonio Conte admits Chelsea's defence is still a major problem.
IBTimes UK looks at some of the most promising young players in the English game.
Lovren, Lallana and Clyne suffered injuries during Liverpool's win over Swansea City.
Riise is currently with Indian Super League side Chennaiyin FC.
Tottenham are unbeaten in the league this season.
Robert Pires believes the 66-year-old would miss the day-to-day running of a club team.
32-year-old was linked with a move to Juventus during the summer.
Belgian has scored three times in five Premier League appearances for the Eagles.
Italy international has started just one game under Jose Mourinho.
Former West Ham loanee has been on the sideline since January.
President Enrique Cerezo suggests Spaniard will fulfil his contract at Stamford Bridge.
The versatile Frenchman says he 'loves' the Premier League but admires Barcelona and Real Madrid.
The Frenchman moved from Juventus to Old Trafford over the summer.
The on-loan Juventus forward is still looking for his first goal in English football.
Controversial Rangers midielder will face a hearing on 27 October.
The England captain insists his best position remains in midfield.
Siddiqi is a British-Muslim footballer who wants to spread the message of peace throughout the world through the sport.
Schweinsteiger has not played for the Old Trafford club this season.
Teenager only made United debut in February, but has since shone for club and country.
Boss says Spurs need to use the victory over Pep Guardiola's side as a benchmark for the rest of the season.
Lars-Christer Olsson says Europe's leagues disagree with the ruling made by Uefa.
Memphis Depay hs made only three substitute appearances this season.
Arsenal are on a five-game winning streak in the league.