The Teessiders are low on numbers due to a lack of signings this summer, while Paddy McNair and George Saville will be away on international duty with Northern Ireland for the next week.
Warnock will make changes as the match progresses but may want to take a closer look at a potential starting XI ahead of Friday’s Carabao Cup tie with Shrewsbury.
Boro played a 3-5-2 formation when they played Plymouth Argyle in a friendly last week and are likely to play a similar system at the start of the campaign.
Scroll down and flick through the pages of our picture gallery to see the side which could start against Newcastle at Rockcliffe Training Ground:
Boro played a 3-5-2 formation when they played Plymouth Argyle in a friendly last week and are likely to play a similar system at the start of the campaign.