Newcastle kept the Sky Bet Championship title race alive with a 2-0 victory at Cardiff on Friday night.
Mansfield expect to have a full strength squad with no injury concerns as they look to maintain their play-off challenge against League Two title hopefuls Ports
Leyton Orient could have defenders Nicky Hunt and Callum Kennedy back for their final game in the Football League as they prepare to host Colchester on Saturday
Carlisle captain Danny Grainger, midfielder Luke Joyce and winger Reggie Lambe have all signed new deals with the club.
Live coverage of Saturday's League Two game between Carlisle United and Newport County.
Carlisle winger Reggie Lambe has triggered a one-year extension on his contract at Brunton Park.
Carlisle manager Keith Curle is looking for his squad to play for their futures over the remaining two games but will be keeping one eye on other results as the Cumbrians remain on the fringes of the play-offs.
On-loan midfielder Matty Kennedy is doubtful for Plymouth's Sky Bet League Two clash against Crewe.