Even so, Torreira held off on completing a deal until after the end of the World Cup.
The Uruguay global has completed his move to the Premier League club following the end of his involvement at the 2018 World Cup, where his country reached the quarter-finals.
"A midfielder with great quality, I have enjoyed watching his performances for Sampdoria in the past two seasons, and we all saw him do very well for Uruguay in the World Cup".
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Gareth Southgate has imbued a confidence within his young players that will lead them to believe that anything is possible. For them, the real red letter day was a 3-2 win over the reigning world champions in 1967.
'He is a young player already with good experience, but who wants to keep on growing, ' said Emery.
The Arsenal new signing has been given the shirt no.11 which was previously worn by Mesut Ozil in the past but Lucas Torreira will now be wearing it next season as he plays his first season in the English competition. He has risen through the ranks in Italy and possesses a bite similar to that of Chelsea's N'Golo Kante.
The Gunners thrashed out an agreement with the Italian Serie A side to seal the signature of the Uruguay worldwide and he has arrived to bolster Unai Emery's options in midfield.
However, he joins a crowded central midfield at the Emirates, with Granit Xhaka, Aaron Ramsey, Mohamed Elneny and Ainsley Maitland-Niles also fighting for playing time.