RM: Nacer Chadli
The Belgium international will be asked to hug the right-hand touchline in the Portuguese capital and to try and pose as many questions to the home back four as he can whenever Spurs gain possession of the ball.
CM: Gylfi Sigurdsson
The Iceland international has a key role to play if the north London club are to have any hope whatsoever of pulling off the great escape on Thursday, with the 24-year-old operating in the middle of the park and hoping to provide his team with an away goal
CM: Nabil Bentaleb
With all the injuries that Tottenham have picked up, the 19-year-old is set to get the nod to play alongside Sigurdsson in the key central-midfield berth, although in a slightly more withdrawn role as the Algerian looks to protect his back four
LM: Christian Eriksen
The twinkle-toed Denmark international was one of his side’s best performers in their first-leg loss at White Hart Lane last week, and boy does Sherwood need another eye-catching display from the playmaker at the Stadium of Light.