Dontrelle Willis Endorses New MLB Challenge System

FOX Sports MLB Studio Analyst Dontrelle Willis has become a vocal supporter of the Automated Ball-Strike (ABS) Challenge System now being utilized in Major League Baseball games.

Willis shared his positive initial impressions of the system on Monday night, stating emphatically, "I love it for multiple reasons." He believes the implementation has significantly improved the pace and fan engagement surrounding disputed calls.

Key Benefits of the ABS Challenge System

According to Willis, the system's speed is "elite," largely because it utilizes the scoreboard for immediate visual feedback, allowing fans to interact with the review process.

Strategically, Willis noted that the system shifts the decision-making power away from the pitchers. He referenced comments from Dan Wilson and Stephen Vogt, emphasizing that the responsibility for challenging now rests with either the hitter or the catcher behind the plate.

Rules and Usage in the Current Season

This marks the first full season where teams are permitted two ABS challenges per game. Only the pitcher, catcher, or hitter can promptly challenge a call immediately following a pitch.

A graphic displaying the pitch's trajectory relative to the strike zone appears on the main screen to confirm the ruling. If a challenge is successful, the team retains that challenge for later use in the game.

Furthermore, if a game extends into extra innings, any team that has exhausted its challenges receives an additional one for that extra frame and every subsequent inning.

Strategic Depth and Managerial Decisions

Willis highlighted that the usage of challenges will become a team-specific strategic decision based on trust within the clubhouse. Some players may believe every pitch is correctly called, while others known for patience might be trusted to have better judgment on balls and strikes.

Managers must weigh critical factors: when to deploy a challenge, who on the field will initiate it, and the specific game situation. Willis suggested that a close pitch on a 3-2 count with the bases loaded in the first inning could be a situation where a team risks a challenge early on.

Pitcher Perception vs. Catcher/Hitter View

Willis agreed with the decision to remove the challenge authority from pitchers. He cited that a pitcher's "depth perception" can be skewed due to the unique angles from which they release the ball compared to a catcher or hitter.

Early Success Rates

Data collected through the first series of the 2026 MLB season revealed varying success rates for challenges:

  • Catchers were successful on 64.1% of their challenges.
  • Hitters achieved success on 42.3% of their challenges.
  • Pitchers recorded a 40.0% success rate on their challenges.
  • Overall, 53.7% of all challenges made by teams were deemed successful.