Few changes are expected to the Arsenal side that beat Napoli as Unai Emery looks to keep the momentum going against Watford.
Arsenal outclassed Napoli in their quarter-final first leg with a comfortable win at home, with Aaron Ramsey, Laurent Koscielny and Lucas Torreira shining.
Arsenal secured a 2-0 win over Napoli, although going by their performances they should have scored more, way more than what the scoreline suggests
Unai Emery has made a few changes from the side that lost to Everton in the league, with Koscielny, Ramsey and Torreira returning to the fold to face Napoli.
Unai Emery is not expected to make many changes from Arsenal's loss to Everton, although he could recall key players back into the starting lineup
Two of Europa League's big guns go head to head as Arsenal and Napoli hope for an excellent start to their two-legged quarter-final tie.
According to Tony Cascarino, Leicester City playmaker James Maddison would be the perfect replacement for Aaron Ramsey at Arsenal.
Arsenal faltered yet again on the road, losing to Everton by a single goal, in a result which was a big blow to their chase of a top four place.
Unai Emery has made a couple of changes to his lineup against Everton, with Mohamed Elneny and Henrikh Mkhitaryan coming in for Aaron Ramsey and Alex Iwobi.
Arsenal travel to Everton for their crucial Premier League encounter with Ramsey and Ozil set to start the game as Xhaka and Koscielny remain doubtful