Gerard Pique has signed a new deal with Barcelona that will keep him at the club until 2022.
The 30-year-old defender joined the Catalan giants in 2008 after a short spell at Manchester United.
Barcelona said a buy-out clause was in the contract for 500million euros.
West Brom rejected an approach from Arsenal for defender Jonny Evans on deadline day
Manchester City have pulled out of a potential deadline-day deal for Leicester's Riyad Mahrez
Chelsea striker Michy Batshuayi has left Stamford Bridge to join Borussia Dortmund on loan for the rest of the season.