Teenage winger Djeidi Gassama is the latest arrival at Hillsborough,
The 19-year-old has joined from Paris Saint-Germain, having spent last season on loan at Belgian club Eupen.
Gassama joined PSG in 2019, having previously been in the academy at Brest, and signed professional forms with Paris a year later, making his first team debut in 2022.
He made 19 appearances for Eupen in the last campaign, scoring two goals in the Pro League.
Wednesday boss Xisco Munoz said: “He has speed and a good finish, this is one of the things we need and what we want in our team.”