Arsenal announced Thursday that they have completed the signing of David Luiz from Chelsea ahead of the transfer deadline.
"David has huge experience and I look forward to working with him again," Arsenal head coach Unai Emery said in the club release. He is a well-known player and adds to our defensive strength."
Luiz departs Stamford Bridge three years on from returning to Chelsea for his second spell at the club and just three months on from signing a contract extension to 2021.
Luiz has won the Premier League, UEFA Champions League, UEFA Europa League and FA Cup during his time at Chelsea, and he also won two Ligue 1 titles while at Paris Saint-Germain between 2014 and 2016.