BOSTON, MASSACHUSETTS - OCTOBER 12: Luke Travers #33 of the Cleveland Cavaliers drives with the ball during a preseason game against the Boston Celtics at TD Garden on October 12, 2025 in Boston, Massachusetts.

Arsenal are preparing for just their third-ever meeting with Atlético Madrid, as Mikel Arteta faces against Diego Simeone for the first time.

You can watch free live TV on Roku via the Roku Channel or other free channels, or via subscription-based services.

Here’s how to watch the Champions League match on TV and live stream as well as the latest team news. The Sporting News takes you through all the information you need to follow the game.

Barcelona face Olympiacos in the Champions League ahead of the first Clásico of 2025–26, a bout they arguably must win.