The Gunners' London rivals Chelsea will take on Slavia Prague
Arsenal will face Napoli in a clash of two of the favourites to win the Europa League after being drawn together on Friday.
The Gunners' London rivals Chelsea will take on Slavia Prague, while near-neighbours Valencia and Villarreal will face off in an all-Spanish tie.
*Arsenal & Chelsea cannot play at home on the same night following a decision made by the relevant local authorities. Arsenal's tie will be reversed in accordance with the UEFA Club Competitions Committee principles. The first leg against Napoli will therefore be in north London.— UEFA Europa League (@EuropaLeague) March 15, 2019
The two Premier League sides could now meet in May's final in Baku after being place in opposite sides of the semi-final draw