Watford manager Javi Gracia hailed the arrival of Senegal international Ismaila Sarr, who joined the club in a club record deal.
The Senegalese winger was announced as a Hornets players on deadline day after completing a a £40million transfer from Rennes.
Sarr was key in the Lions of Teranga's run to the 2019 Africa Cup of Nations final, and Garcia feels the player will improve the club's attack.
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"He's a player with big offensive skills," Gracia said of Sarr on the club's official website.