Boro will go into the match full of confidence following back-to-back home wins against Millwall and Luton which has moved them to the cusp of the play-off places.
Our Middlesbrough writer Joe Nicholson has picked the side he would choose to face Birmingham – scroll down and flick through the pages to see if you agree:
5. LB: Marc Bola
Has become Boro's first-choice left-back this season. Photo: Clive Brunskill
6. CM: Sam Morsy
Available to play after his red card against Luton was overturned. Photo: Alex Pantling
7. CM: George Saville
One of the first names on the team sheet and taken his game to another level under Warnock. Photo: Getty Images
8. RW: Marcus Tavernier
Created the chance for Boro's goal against Luton and is enjoying a fine season so far. Photo: George Wood