The coming weekend of May 16-18 presents a new schedule wrinkle for Major League Baseball and it's been branded "Rivalry Weekend."  To be sure, it's a bit of a contrivance, and Rivalry Weekend notably does not include the sport's most time-honored blood feuds like Yankees-Red Sox,

Division rivalries, city rivalries and Interleague rivalries are on tap this weekend for the inaugural Rivalry Weekend presented by Booking.com. Through Sunday, you can watch every game for free on MLB.

MLB's inaugural Rivalry Weekend is here, as a result of the schedule switching to the anything goes balanced format that allows for interleague at any time, rather than carefully scheduled siloing of American League and National League teams away from each other.