Top 5: Premier League signings of the January 2018 transfer window

Ross Barkley (Everton to Chelsea)

Defending Premier League champions Chelsea have secured the services of one recruit so far this month, England international midfielder Ross Barkley.

The 24-year-old cost The Blues around £15m from Everton, and made his Chelsea debut against Arsenal in the EFL Cup semi-final second leg last week.

Barkley scored 27 goals in 179 games overall for Everton.