MLB Opening Day 2023 recap: Baseball season begins with new rules
MLB's new 2023 rules, from the shift to the pitch clock - ESPN
What are Your Thoughts on the New Major League Baseball Rules? – The Telescope
MLB 2023 rule changes: pitch timer, larger bases, shifts
MLB 2023 rule changes: pitch timer, larger bases, shifts
The 3 major rule changes major league baseball is making in 2023
What we learned in MLB this year: Rule changes ruled, starting pitchers suffered
2023 MLB rule changes - Pitch clock, end of shift and more - ESPN
MLB rules changes refresher for 2023 season
MLB implements rule changes for 2023, including a pitch clock and defensive shift restrictions