While Costa will return, some of Atletico's key players are set to be rested for the trip to the Basque country, but goalkeeper Jan Oblak's absence from the squad was for fitness reasons, Simeone said.
The Gunners were haunted by their inability to keep a limited opposition out, as they gave away a cheap goal that resulted from a long ball.
Antoine Griezmann scored an 82nd-minute leveller and secured a 1-1 draw for Atletico. Enrique has actually won trophies at the highest level, and has experience of dealing with pressure far more intense than at Arsenal. They had numerous chances to increase the lead but the North London side were unable to count their opportunities, and paid the price.
In an exclusive interview with The Dependent, Wenger maintained that a fitting tribute would be of a different kind. They lack the tactical nous needed to negotiate two-legged ties.
And it seems the club are already preparing their first major defensive signing of the summer, with Sven Mislintat already working his recruiting magic.
Atletico Madrid coach Diego Simeone faces a touchline ban if his team plays in the Europa League final because of his conduct at Arsenal. A player down and you couldn't take advantage of the number! It was down to us after that not to make a mistake.
The second leg is in the Spanish capital next Thursday.
"I feel we produced the performance we wanted to produce, but the result is not in line with the performance", said Wenger. Again it was shocking to see this.
- Bayer Leverkusen completed the signing of Brazilian forward Paulinho from Vasco da Gama for next season in what the Bundesliga club called "a real coup". And he has aggressively distanced himself from the Premier League in the past, after being persuaded to flirt with the idea.
We know there is a vacancy, of course, and it was with a glint of mischief that it was noted that when a manically whirring.
Thursday night's match showed what people have known for some time now.
Uefa appeared to have given Simeone the green light to be pitchside in the Wanda Metropolitano when it was announced two charges against him would not be heard until next Friday, after the game.