Arsenal have completed the signing of another player on Thursday, according to the club's official website.
Highly-rated French defender William Saliba has joined the club from Saint-Etienne on a long-term contract.
Arsenal, however, loaned the player immediately to the Ligue 1 club.
He is expected to return to Arsenal next season.
The Gumners had earlier announced the signing of Spanish midfielder Dani Ceballos on loan from Real Madrid.
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