Vida would set back the Gunners a potential 20 million euros - a small price to pay to sure up the shaky and inconsistent defence that has plagued the Gunners in recent seasons.
Already, Lucas Perez has sealed a cut-price £4million switch to West Ham today, but Arsenal still need to offload at least one player to stand any chance of affording Vida.
"I am 46, he is 47 and he started his career as a player, bigger than me", said Emery. He'll hope for a repeat of his last trip to the Emirates when his City side went up 3-0 after 33 minutes and coasted for the rest of the match.
Arsenal manager Unai Emery has explained how he wants the Gunners to play this season as he prepares to take charge of his first competitive fixture since succeeding Arsene Wenger. To say it here is easier than doing it on the pitch.
"When we are thinking in an attacking moment, I want the goalkeeper thinking for that, he is the first".
It's expected he'll have no shortage of suitors, with reports suggesting a clutch of Premier League clubs are after the scrawl of the vastly-experienced former Manchester United forward.
Rare fire tornado caught on film during United Kingdom industrial blaze
Firefighters battled the huge inferno as it ripped through a plastics factory in the early hours of yesterday morning. The "firenado" swept across the fields near the factory, as the fire sent dark plumes of smoke into the sky on Monday.
Big-spending Everton snap up Barcelona duo
Southampton signed striker Danny Ings from Liverpool on a season-long loan before a permanent deal next year. In the immortal words of one Larry David: preeeetty... preeeeetty... pretty good.
Militants halt fire in Gaza flare-up
In this week's fighting, the Palestinian Health Ministry said three Palestinians were killed. An Israeli man outside a house in Sderot damaged by shrapnel from a rocket fired from Gaza .
With standards of professionalism far higher and more uniform across all clubs, the quiet revolution at Arsenal's training ground this summer has not been as dramatic...
"We want to give him confidence". He makes it hard for teams to play against them and will play 4-2-3-1.
"Yesterday the window closed in the Premier league and today we had a meeting with the players to close all of the possibility to leave and the possibility of new players arriving", Emery added. "For me, that is very important".
"He is going to be a very similar manager to a manager I had in Rafa Benitez, going from a team that wasn't one of the giants in Spain but was still competing and winning trophies".
"I want to show and to be together with the supporters and to start a new way, a new process".