Chelsea will launch a £75 million raid for Bayern Munich forward Thomas Muller if Diego Costa leaves the club during the winter transfer window, according to the Daily Express.
Uncertainty continues to shroud the future of the Blues’ top goalscorer, with the Spain international said to have received a mega-money offer from China.
Should he become the latest high-profile figure to head for Asia, then Chelsea will move quickly to bring in quality cover.
World Cup winner Muller is the man they have their sights set on, with the 27-year-old struggling for form under Carlo Ancelotti this season and airing his frustration at a pre-Christmas benching against RB Leipzig.
CLICK HERE FOR ALL THE LATEST RUMOURS