Arsenal will face BATE on Thursday without Mesut Ozil, Aaron Ramsey or Sokratis Papastathopoulos, but Denis Suarez could be involved.
Arsenal's injuries continue to mount, with no timescale put on Laurent Koscielny's return while Sokratis Papastathopoulos will miss a month.
Arsenal have plenty of room to improve even after stretching their undefeated run to 17 games, according to Sokratis Papastathopoulos.
Unai Emery hopes for some good news on the injury front ahead of Arsenal's meeting with Liverpool on Sunday.
Having won the Europa League three years in a row with Sevilla, Arsenal head coach Unai Emery has hailed the tournament's importance.
Arsenal are in the top four of the Premier League after a 10th straight win in all competitions, but Unai Emery will not get carried away.
Aaron Ramsey appears to be edging closer to the Arsenal exit, and Unai Emery said nothing to halt the speculation on Thursday.
After withstanding heavy pressure, Arsenal's superior class ultimately showed as they left Qarabag with a 3-0 win.
Sokratis Papastathopoulos hailed the contribution of Lucas Torreira so far this season, saying the Uruguayan "becomes crazy" on the pitch.