Drew Gilbert became the first player to challenge a check swing call in the Arizona Fall League, and the Mets top prospect drew a walk after winning his appeal.

Painter, who goes by Andy, threw three scoreless innings in his third start of the Arizona Fall League (AFL) on Thursday. He allowed one hit, striking out three and walking none. Painter pounded the zone relentlessly. 26 of his 32 pitches were strikes.

The San Diego Padres made plenty of mid-season trades in an attempt to bolster their major league roster for the chance at a World Series championship, which came at the cost of many of their top minor league prospects.

Major League Baseball has, over the years, treated the Arizona Fall League like a sandbox environment, experimenting with different rules and approaches to the game. That trend is continuing this year,