The Gunners will enter the contest off the back of a 3-1 victory over Aston Villa in the Premier League on Friday, which stretched their unbeaten run in all competitions to seven matches.
Here, Sports Mole rounds up all of Arsenal's latest injury and suspension news ahead of the contest with Leeds, who beat Fulham on penalties in the last round of the League Cup.
Type of injury: Knee
Possible return date: Unknown
Granit Xhaka is making progress in his recovery from a knee injury, but the Switzerland international is not expected to return to action until the latter stages of the year.
ARSENAL'S SUSPENSION LIST
Arsenal have no players suspended for this match.