There are hundreds of changes in place for the 2020 MLB season, including adjustments to the actual playing rules, strict protocols for who can enter each room of a team facility, unique roster limits and a new schedule format.

The 2020 Major League Baseball season will be one of the most unique in the history of the sport, with a revised schedule, massive rule changes and specific roster and transaction requirements. If youd just like the nuts and bolts version, the top 47 major changes are below. Extra inning games will begin with a runner on second base in an attempt to avoid games going deep into extra innings. In spring training only, pitchers taken out of games can re-enter at any time. In spring training only, defensive managers can end an inning before recording three outs if a pitcher has thrown at least 25 pitches.