And there’s much for boss John Mousinho to ponder, after Tuesday’s Carabao Cup success at Forest Green.
Mousinho made 10 changes from the opening day with his side picking up a 3-1 success, with plenty now pushing for league inclusion.
Here’s how we think Pompey will line up at Brisbane Road.
![Alex Robertson is pushing for inclusion at Leyton Orient.](https://www.portsmouth.co.uk/webimg/b25lY21zOmM1NmU2MTc1LWY0OTMtNGU3ZS04MjIzLWNlNTVjY2EwZDcyZjpiZjc1YTMxNS00ZjBmLTRiYjUtOWY4OC0zZWU2NmQ3MjkzM2E=.jpg?crop=3:2&width=800)
1. Predicted line-up
Alex Robertson is pushing for inclusion at Leyton Orient. Photo: Jason Brown
![A solid showing against Bristol Rovers and no reason to suggest he won't continue at Brisbane Road.](https://www.portsmouth.co.uk/webimg/b25lY21zOjcyOGM2N2RjLTZiMmMtNDhiNi05YzJjLTkzYTZkNDMxMjc4YToxMjhkYjYyMC03NWQ1LTQ1ZDUtYWFjMy0yYmY2NjhmYWNhMTU=.jpg?crop=3:2&width=800)
2. GK: Will Norris
A solid showing against Bristol Rovers and no reason to suggest he won't continue at Brisbane Road. Photo: Jason Brown
![Zak Swanson is pushing hard but Rafferty impressed on the opening day and will continue.](https://www.portsmouth.co.uk/webimg/b25lY21zOmQ3MTczMTNlLTQwZWMtNDAyZS05Njk1LTY3MjU2NTU0YWEwZTozYjY0YjNhOC1jNGFlLTQwMTctYTIwOC03ZThkZmUxNTI0M2Q=.jpg?crop=3:2&width=800)
3. RB: Joe Rafferty
Zak Swanson is pushing hard but Rafferty impressed on the opening day and will continue. Photo: Jason Brown
![Poole appears to be leading the way among the centre-back options and will get a starting spot.](https://www.portsmouth.co.uk/webimg/b25lY21zOmQzNTg0OWIxLWM0YjYtNGExZC04NjE4LWEwYTA2ODk3YWU2MTpjZTNlYTI3MS1mNWI3LTRiY2MtOWM0Ny1iNzg1NzI0ZTVmM2U=.jpg?crop=3:2&width=800)
4. RCB: Regan Poole
Poole appears to be leading the way among the centre-back options and will get a starting spot. Photo: Jason Brown