Arsenal have signed Belgium international Leandro Trossard from Brighton for £21m plus bonuses.
The 28-year-old striker’s contract runs until 2027 and can be extended for another year.
He has scored seven goals and provided three assists in 16 top-flight games for Brighton this season, including a hat-trick against Liverpool at Anfield.
Trossard also made three appearances – two as a substitute and a starter – for Belgium at the 2022 World Cup.
The Belgian striker will wear number 19 for the Gunners and manager Mikel Arteta hailed his quality after the deal was announced.
“It’s a good job from everyone at the club to finalize the signing of Leandro,” said the Spanish boss.
“He is a versatile player with great technical ability, intelligence and great experience in the Premier League and at international level.
“Leandro strengthens our team as we enter the second half of the season and we all look forward to working with him.
“We welcome Leandro and his family to Arsenal Football Club.”