14:24 CET - We've reached the halfway stage at the Emirates Stadium, and it's Arsenal who lead Nottingham Forest 1-0 thanks to a special Martin Zubimendi strike shortly after the half-hour mark.
Can Ange Postecoglou inspire a second-half turnaround in North London? Follow the rest of the match right here.
14:17 CET - There are five games in the Bundesliga kicking off at 15:30 CET this afternoon, including Borussia Dortmund's visit to Heidenheim and Mainz hosting RB Leipzig.
Follow all the Bundesliga action right here.
14:03 CET - A stunning first-time strike from Martin Zubimendi has given Arsenal a deserved lead against Nottingham Forest. Some way for the Spaniard to score his first Premier League goal.
13:49 CET - An early blow for Arsenal, with captain Martin Odegaard forced off with a shoulder injury. Ethan Nwaneri is the man to replace the Norwegian.
13:33 CET - We're now underway at the Emirates Stadium. Stay tuned for all the latest updates!
12:57 CET - Over in Spain, Getafe host Real Oviedo in the first LaLiga game of the day at 14:00 CET, as Jose Bordalas' side look to secure a third win from four to start the new season.
Keep track of the match with Flashscore here.
12:26 CET - Here are the lineups for Arsenal's clash against Nottingham Forest this afternoon, with Eberechi Eze making his highly anticipated home debut for the Gunners and Ange Postecoglou sticking with Chris Wood up front.
Follow the match from 13:30 CET here.
11:50 CET - Good morning and welcome to this weekend's Football Tracker as we look ahead to a blockbuster couple of days around Europe's top leagues!
Today's action gets underway in the Premier League at 13:30 CET, as Arsenal host Nottingham Forest in what is Ange Postecoglou's first game in charge of the Tricky Trees.
There are a couple of huge derbies later with Juventus taking on Inter Milan and West Ham facing off against Tottenham, while Real Madrid, Bayern Munich and Chelsea also take to the field.
Here are today's standout matches:
Arsenal vs Nottingham Forest - 13:30 CET
Real Sociedad vs Real Madrid - 16:15 CET
Juventus vs Inter Milan - 18:00 CET
Bayern Munich vs Hamburger - 18:30 CET
West Ham vs Tottenham - 18:30 CET
Fiorentina vs Napoli - 20:45 CET