Overall
All MLB challenges combined.
Attempts321
Overturned176
Confirmed145
Success54.8%
2026 Season
ABS Challenge System
League-wide season view of the Automated Ball-Strike Challenge System, with macro success rates and role-specific leaderboards for batters, pitchers, and catchers.
Overall
54.8%
Overturn rate
Attempts321
Overturned176
Confirmed145
Batter
52.0%
Overturn rate
Attempts150
Overturned78
Confirmed72
Pitcher
41.7%
Overturn rate
Attempts12
Overturned5
Confirmed7
Catcher
59.2%
Overturn rate
Attempts174
Overturned103
Confirmed71
League Summary
Season Overview
54.8% overall overturn rate
Batter
Challenges initiated by hitters.
Attempts150
Overturned78
Confirmed72
Success52.0%
Pitcher
Challenges initiated by pitchers.
Attempts12
Overturned5
Confirmed7
Success41.7%
Catcher
Challenges initiated by catchers.
Attempts174
Overturned103
Confirmed71
Success59.2%