The draw is due to take place around 10 p.m. GMT, 5 p.m. ET on Wednesday, Nov. 30.
Perez was injured in the Gunners' EFL Cup match against Reading in October but could return for Arsene Wenger's team.
Leeds were relegated from the Premier League in 2003-04 and are on the cusp of a return, one that's taking far too long, writes Mark Ogden.
Mike Phelan says Hull will be going all out to reach the EFL Cup semifinals despite the possibility of a fixture pile-up in the new year.