Arsenal could face Rosenborg in the group stages of the Europa League, when the draws are held today. The Norwegian side parades Nigerian striker Samuel Adegbenro, who's brace sunk Ajax on Wednesday.Arsenal will take the headline when the draws for the Europa League group stages are held later today. The Gunners have failed to qualify for the Champions League for the first time in about two decades, and will make do with Europe’s second-tier competition. But who could they be drawn with?Arsenal will not be the only traditional team in the Europa League, however, as former Champions League winners AC Milan, after a summer of lavish spending, qualified with striking sensation Patrick Cutrone scoring the only goal in Macedonia to clinch a 7-0 aggregate win over Shkenija.However, it wasn’t the same for another former Champions League winner, Ajax, who reached the final of last year's competition (Europa League), but suffered humiliation by exiting before the group stages this time round.The Dutch giants blew a 2-1 lead, which would have put them through as Nigerian striker Samuel Adegenro grabbed a double to put Rosenborg into the next round 4-2 on aggregate.Read also: Monaco star breaks Arsenal hearts by choosing Man UnitedRussian giants Zenit Saint Petersburg progressed after extra-time with Aleksandr Kokorin scoring the winner in a 2-1 aggregate win over Utrecht.Arsenal a top seed, unsurprisingly, but some tough sides will sit in pot 2, 3 and 4.Real Sociedad are amongst the best sides in pot 2, where Everton also feature. Lokomotiv Moscow will present a tough trip and cause havoc to the schedule.Liverpool's conquerors Hoffenheim are in the third pot, along with Adegbenro’s Rosenborg after they beat Ajax.