Brighton and Hove Albion have confirmed the permanent signing of Tariq Lamptey, who made his Premier League debut for Chelsea last month.
Barcelona revealed two signings on deadline day, Atletico brought in a familiar face, while Juventus' Emre Can moved to Borussia Dortmund.
With Edinson Cavani apparently set to stay at Paris Saint-Germain, Thomas Tuchel hopes to bring the best out of the striker.
With Chelsea running out of time to find a replacement for Olivier Giroud, the France striker will be staying put.
Manchester United reportedly turn down one striker and failed in a bid to sign another as their January recruitment goes down to the wire.
Jose Mourinho and Pep Guardiola do battle this weekend. Will you come out on top against your friends in our Opta-powered quiz?
Barcelona are reportedly set to a launch a £20million offer for Chelsea winger Willian as his contract nears its expiry date.
With Leicester City outperforming Chelsea, we use Opta data to examine if the Blues should have hired Brendan Rodgers over Frank Lampard.
Negotiations with Valencia for forward Rodrigo have reportedly come to a halt, with Barcelona seemingly set to look elsewhere.
Chelsea await Premier League leaders Liverpool if they can avoid a shock FA Cup replay defeat to Shrewsbury Town.