Baas made his professional debut in the Eerste Divisie appearing as a substitute as Excelsior played Jong PSV away on 29 August 2020 winning 6–1.[1]
Appearing as a substitute in the promotion play-off against ADO Den Haag on 29 May 2022, Baas provided the assist in extra time with his club 4–3 down for Redouan El Yaakoubi to head in an equaliser and send the match to penalties. Baas took the second spot off kick for his side and scored his penalty as Excelsior triumphed on the day.[2] Following their promotion from the Eerste Divisie at the end of the 2021–22 season, he made his Eredivisie debut for Excelsior on 12 August 2022 against SC Cambuur at the Cambuur Stadion in a 2–0 victory.[3]
On 25 June 2024, Baas moved to Sparta Rotterdam on a three-year contract.[4]
Career statistics
As of match played 31 October 2024
Appearances and goals by club, season and competition