During talks, Simeone told Gallagher that he views him as a key component of a new-look Atletico side, following the recent departures of a raft of experienced players including Alvaro Morata, Memphis Depay, Stefan Savic and Gabriel Paulista. The Chelsea academy graduate, who was an important figure in Mauricio Pochettino's Chelsea dressing room last summer, is apparently viewed as the perfect fit for Simeone's system and style of play.