He currently plays for KVC Westerlo, wearing the number 31 shirt. He plays primarily as a Goalkeeper. He stands at 190cm tall and weighs 76kg. His current market value is estimated at 50K €.

His most recent move was a from KV Mechelen to KVC Westerlo on 2025-07-01.

In the Belgian Pro League 2025-2026, Oskar Annell played 1 matches, averaging 0 interceptions, 0 tackles, and 0 clearances per game.