Man Utd transfer news roundup: Muller WANTS Old Trafford move, Red Devils plot £56m Chelsea revenge bid, Sadio Mane warning

4. Adnan Januzaj in loan battle

Southampton and Borussia Dortmund are going head-to-head over securing the Belgium international on loan for the new season, according to the Daily Express.

Januzaj is desperate for regular first team action, and may be granted a temporary exit.