Manchester United have reportedly made an offer for Jude Bellingham, while Sergio Aguero and Gareth Bale also feature in the latest rumours.
Paris Saint-Germain are reportedly trying to lure Pep Guardiola from Manchester City.
Barcelona and Juventus could be set for a surprise player swap this transfer window.
Timo Werner is in no rush to leave RB Leipzig, but the striker certainly admires the Premier League for its "flair".
Napoli have signed Diego Demme, the son of a boyhood Partenopei fan, from Bundesliga side RB Leipzig.
Milan Skriniar is reportedly attracting interest from Manchester City, who want to strengthen their defence in January.
Real Madrid are close to getting 17-year-old Brazilian Reinier, but Chelsea could be forced to wait to land their priority targets.
RB Leipzig lead the Bundesliga, but Julian Nagelsmann has identified a need for improvement in the second half of the season.
Having developed into one of the world's best attackers, Sadio Mane is reportedly being targeted by Real Madrid.
With January approaching, Real Madrid look to be keeping faith with an existing star, as Karim Benzema reportedly nears a contract renewal.