Today’s MLB Betting Trends:

The following MLB betting trends are a collection of analytical data, betting systems and strength ratings featured on VSiN and qualified for the MLB games of Tuesday, September 16, 2025. This report is meant to emulate the process that Steve Makinen and other members of the VSiN Analytics team undergo when handicapping each day’s MLB board.

AJ’s Angles

These are the top MLB betting trends and systems for today’s games, handpicked by VSiN Analyst AJ Makinen.

* Teams on winning streaks of 9+ games and favored by -145 or less (or underdog) have gone 40-21 (+20.58 units, ROI: 33.7%) in trying to stretch the streak another game.

System Match (PLAY): SEATTLE (-138 at KC)

Trend: Under the total is 35-18-2 (+15.20 units) when San Diego is a ML underdog this se

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