Showing2026/27 seasonAll official competitions
Squad importance
Current squad importance over the club’s last 40 recorded competitive games in this spell, including previous seasons. Starts and minutes contribute 70%; performance contributes 30%. Absences reduce the score gradually, with less weight when a player is outside the matchday squad.Current role at Tacoma Defiance · independent of the season filter
Unrated
Involvement—
Performance—
A current score needs sufficient playing evidence and a confirmed club record.
Through the match on 7 May 2025. Refreshed daily.
Profile
Bio
Mark O'Neill is a 24-year-old American midfielder who plays for Tacoma Defiance.
This season he has made 2 appearances (97 minutes) for Seattle Sounders in official competitions, with an average match rating of 6.9 where tracked.
Across 1 tracked season we have 2 senior appearances for 1 club on record, including 0 goals.
Mark O'Neill's most recent recorded move was a free agent to O'Neill Mark from Tacoma Defiance on 30 July 2026.