Arsenal also says youngsters Cohen Bramall, Charlie Gilmour, and Julio Pleguezuelo will leave the Gunners.
Cech says he has done everything and looks back at his career with no regrets.
Losing to Chelsea means Arsenal will miss out on the Champions League but Emery is not concerned in regards to attracting talent to the Emirates.
Eden Hazard has saved Chelsea by scoring twice for his team against Arsenal, the win is also's Maurizio Sarri's first major trophy at 60.
The distances and costs involved and the difficulty in getting to Baku have prevented fans from travelling.
Emery wants to give Cech something important in his last game for Arsenal, whether the goalkeeper is starting or not.
Arsenal’s strike duo of Aubameyang and Lacazette have 50 goals between them and are looking to fire the Gunners to their first European trophy in 25 years.
Doubts remain over Emery’s ability to lead Arsenal back to the heights they reached under Wenger, particularly if they miss out on Champions League revenue once more.
Arsenal and Chelsea return unsold tickets for the Europa League final as fans face difficulties catching the match in Azerbaijan.
Gunners’ head of football is confident their planning has set them up for a good transfer window even if they don’t make the Champions League.
Emery says he respects Mkhitaryan’s choice and acknowledges the Armenian wanted to play but did not want to jeopardise his safety.
Fearing for his safety, Arsenal's Henrikh Mkhitaryan will miss the Europa League final as tensions escalate between Armenia and hosts Azerbaijan.
Aubameyang was ineligible for the Europa League last season as he was cup tied after arriving from Borussia Dortmund in January.
Aubameyang's hat-trick buried any hope of a Valencia comeback in a week of European comebacks.
It will be an all-English affair in both the Europa and Champions League finals.
Victory against Watford sealed Chelsea's Champions League spot after Arsenal and Manchester United could only achieve draws.
Arsenal have been dogged by a string of poor displays in away games this season.
Arsenal will head to Spain as favourites to reach the final.
Aaron Ramsey made his last Arsenal performance before he moves to Juventus.
Gameiro helped Atletico Madrid end Arsene Wenger's hopes of a glorious finale last season.
Winning the Europa League would return Arsenal to the Champions League next season after a two-year absence.
Denis Suarez will also miss both legs of the Europa League semi-final against Valencia.
Jamie Vardy scores two as 10 men Arsenal put to the sword by the Foxes.
Manchester United can still hope to qualify for the Champions League with Arsenal's 3-1 defeat to Wolves.