M Heywood
181 matches officiated across 92 teams
* Note: Detailed card statistics for matches before 2005 may be incomplete.
Our comprehensive analysis of M Heywood's officiating record examines 92 teams across 181 matches, revealing fascinating patterns in how this referee impacts different teams' performances. The data shows a 100.0 percentage point spread between the most favorable and most-impacted teams under M Heywood, with some notable negative patterns worth examining. M Heywood averages 3.4 yellow cards and 0.17 red cards per match. Sunderland appears most affected with a -45.0% bias score over 1 matches. This analysis helps football fans, bettors, and fantasy managers understand historical referee-team dynamics and make more informed decisions.
All Teams Ranked by Bias
Note: Showing 31 teams with 5+ games. Bias Score compares each team's win rate under this referee vs. baseline (45%). Click any team for detailed match-by-match analysis.