The damage was mostly done by home favorites, who went 13-0, while the Miami Marlins and Chicago White Sox were able to get the job done as home dogs.
The previous record for most win by home teams in a single day was 12, set all the way back on May 23, 1914, according to the Elias Sports Bureau.
Home teams are now 930-756 on the season, which is a winning percentage of 55.16.
With another 15 games on tap for Wednesday, check out our Scores and Matchups page for all you need to know to see if this crazy trend will continue.
Home teams were 15-0 on Tuesday, the first time that’s happened in @MLB history on a day with at least 15 games (via @EliasSports).
— ESPN Stats & Info (@ESPNStatsInfo) August 12, 2015