Drag down or refresh for latest updates
Live updates
21:41 BST - There are five minutes left of normal time to go around the grounds, aside from at Real Madrid where there is over 10 minutes to play.
21:34 BST - RED CARD! Real Madrid are level 1-1 against Marseille but Danny Carvajal has just been sent off for a headbutt on Geronimo Rulli. Not quite Zinedine Zidane in the 2006 World Cup final, but it's absolutely ridiculous and he's off.
21:31 BST - GOAL! Four goals in 12 minutes as Yan Couto gives Dortmund the lead over Juventus for the third time! It's 2-3.
21:26 BST - GOAL! And back come Juventus! Dusan Vlahovic levels the game. 2-2 with 20 minutes to play.
21:21 BST - GOAL! Moments after Kenan Yildiz equalises for Juventus, Felix Nmecha scores to give Dortmund a 2-1 lead in Italy.
Spurs are still leaving Villarreal 1-0, but despite having 62% possession have only had one shot on target.
21:07 BST - GOAL! Qarabag have come from 2-0 down to Benfica and it's now 2-2 through Camilo Duran, while Dortmund have taken the lead at Juventus courtesy of Karim Adeyemi.
Follow each player in the Flashscore app by clicking on the star in the top right corner.
21:06 BST - Spurs have lost just one of their last 13 games when leading at half time in the Champions League (W10 D2), losing 2-1 at home to Juventus in March 2018.
21:03 BST - We're back underway in London, Turin and Lisbon, and a few minutes later in Madrid.
20:49 BST - HALF-TIME! Spurs lead 1-0 at the break though a howler from Villarreal goalkeeper Luiz Junior.
The other half-time scores:
Champions League
EFL Cup
Sheffield Wednesday 0-0 Grimsby
20:40 BST - There are five minutes left in the first half.
20:29 BST - Around the grounds, Real Madrid have equalised at home to Marseille through a Kylian Mbappe penalty, Leandro Andrade has scored for Qarabag who trail 2-1 against Benfica, while Juventus and Dortmund are still 0-0. Tottenham are still leading Villarreal 1-0.
20:18 BST - This was the earliest own goal in a Champions League game (03:08) since Tammy Abraham against Ajax in Nov 2019 (01:47).
20:04 BST - GOAL! What a start for Spurs! Lucas Bergvall charges down the right and tries to find Richarlison, but goalkeeper Luiz Junior appears to gather the ball... before it slides out of his hands and into the net. What a clanger! 1-0
20:03 BST - Trent Alexander-Arnold appears to have pulled his hamstring against Marseille and has gone off injured.
20:00 BST - And we're underway.
19:57 BST - The players are in the tunnel at the Tottenham Hotspur Stadium and we're moments away from kick-off.
Spurs have named their youngest average starting XI for a Champions League game (aged 25y 119d) since November 2017 against Borussia Dortmund (25y 98d).
19:46 BST - Stay with us as Tottenham host Villarreal in one of four Champions League games. You can follow each match by clicking on the links below:
There are also three EFL Cup games on this evening, including Man Utd's conquerors Grimsby Town:
19:43 BST - FULL-TIME! Arsenal beat Athletic Club through second half strikes from Gabriel Martinelli and Leandro Trossard.
You can read the match report here.
19:33 BST - GOAL! Arsenal go 2-0 up through another substitute Leandro Trossard! Gabriel Martinelli pulls the ball back and Trossard takes a moment to compose himself before lashing into the net.
Gabriel Martinelli and Leandro Trossard are the first pair for Arsenal to assist each other's goals as substitutes in the Champions League.
This is real strength in depth for the Gunners as Christian Norgaard and Piero Hincapie make their debuts, coming on for Riccardo Calfiori and Noni Madueke.
19:27 BST - There are 10 minutes left to play at the Estadio de San Mamés. In the other early kick-off, Union SG are 3-0 up at PSV through Kevin Mac Allister - the brother of Liverpool's Alexis.
Follow every player in the Flashscore app!
19:24 BST - Four of Gabriel Martinelli's five Champions League goals have come away from home. What a huge moment that could be for Arsenal who could start their Champions League campaign with all three points.
19:17 BST - GOAL! Arsenal take the lead through Gabriel Martinelli! What an impact from the substitute. The Brazilian charges through on goal to give the Gunners the lead - 36 seconds after coming on! What a fantastic finish. 0-1
19:16 BST - Eberechi Eze comes off for Gabriel Martinelli.
19:12 BST - Leandro Trossard comes on for Victor Gyökeres. Remember you can follow every player in the Flashscore app! We have just over 20 minutes to play in Spain.
19:08 BST - Athletic Club make a change and Unai Gómez comes on for Robert Navarro. That's their 12th player making their Champions League debut tonight.
18:59 BST - The Gunners have enjoyed 64% possession in the game so far but have only had one shot on target.
18:52 BST - Arsenal's north London rivals Tottenham get their Champions League campaign running against Villarreal at 8pm, and team news has just dropped.
Xavi Simons makes his debut for Spurs with Rodrigo Bentancur and Richarlison returning to the starting line-up.
And some breaking news from Madrid where Trent Alexander-Arnold will replace Dani Carvajal in the starting line-up for Real, with Jude Bellingham on the bench as he recovers from a shoulder injury. Real Madrid take on Marseille at 8pm, and you can follow that game here.
You can also follow each player in the Flashscore app by clicking on the star in the top right corner.
18:51 BST - Referee Donatas Rumšas blows his whistle and we're back underway. Arsenal lost all three of their Champions League games that were level at half-time in 2023/24, and were unbeaten in all three in 2024/25 (W2 D1). Which team will we see in the remaining 45 minutes?
18:36 BST - There's half-time between Arsenal and Bilbao, with it goalless after a cagey opening 45 minutes.
18:27 BST - Athletic Club are the first Spanish side to start a Champions League game with 11 players who have never played Champions League football before, since Real Madrid in September 1995.
They're doing a solid job of containing Arsenal so far, though, with half-time approaching.
18:13 BST - Nothing to separate Bilbao and Arsenal after the opening 25 minutes, but Union SG currently lead PSV 1-0 in the other early match.
17:43 BST - The two early Champions League fixtures are about to get underway - stick with us for all the latest updates.
17:19 BST - Arsenal defender Saliba returns to the bench tonight after missing a few weeks through injury - the Frenchman is one of three Premier League players to feature in our Champions League most valuable XI:
You can favourite (press the star icon) Saliba on your list of players for all of his specific updates!
16:45 BST - The other early match this evening sees PSV take on Royal Union SG, which you can follow live here.
16:42 BST - Now seems like a good time to introduce a new Flashscore feature, where you can follow specific players by adding them to your favourites list alongside clubs! This will provide you with notifications for key events involving those players.
16:37 BST - The line-ups are in for Arsenal's trip to Bilbao, with Declan Rice coming in for Martin Odegaard while Noni Madueke, Viktor Gyokeres and Eberechi Eze make up the front three.
William Saliba also returns to the bench for the Gunners.
16:18 BST - Arsenal will be looking to create a bit of history in their clash with Bilbao this evening:
16:14 BST - With the return of the Champions League, Flashscore has taken a look at some of the key games in this week's European action.
15:45 BST - Good afternoon and welcome to our first live coverage of the 2025/26 Champions League season! The fixtures are spread out across today (Tuesday), Wednesday and Thursday - with both Arsenal and Spurs in action this evening.
The Gunners are in the early kick-off against Athletic Bilbao at 17:45 before Spurs face Villarreal at 20:00.
We'll have live updates from all the Champions League fixtures here in our Football Tracker.
