Oxford defender Damian Batt has said the U's need to "become men" if they are to gatecrash the League Two play-offs.
Oxford boss Chris Wilder felt the dismissal of Damian Batt changed the game following his side's 2-1 defeat to Bradford.
Nobody's place in the starting line-up is safe at Oxford, according to defender Damian Batt.
Oxford boss Chris Wilder has heaped praise on Damien Batt but insists the defender still has more improving to do.
Chesterfield have three players in the PFA League Two team of the year.
Defender Damian Batt has signed a new two-year contract with League Two new boys Oxford.