Baseball You Never Knew

Baseball Nation Network
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Every Saturday, Baseball Nation Network takes one overlooked thing that shapes the game you already watch — and shows it to you. The batter's eye in dead center. Travel and time zones. Where the infielders stand before the pitch. Why a bench player with a good bat barely plays. How a hitter recognizes a pitch in the first few feet. Why the same player is worth more in one ballpark than another. Host Jack Mercer takes a single subject each week: what you see, what is actually happening, why it changes the way you watch, the part nobody mentions — and exactly what to look for in the next game you turn on. No hot takes, and no famous highlights you already know the ending to. Just the mechanics of baseball, explained through players and situations, with only the numbers needed to make the point. The feeling we are after: "I watch baseball all the time, and I never thought about that." Jack Mercer is a fictional broadcaster created, written, and voiced by Baseball Nation Network. He is not a real person and is never presented as such. The baseball is real. New episodes every Saturday at 4 AM ET. About 15 to 18 minutes.

Episodes

  1. 3d ago

    How Two Steps Before the Pitch Turn a Double Into an Out

    A fielder moves twenty feet before the pitch is thrown, and the hardest-hit ball of the night becomes a routine play. Why it matters: It changes what a fan counts as a good play, and it explains why a hitter can hit the ball hard all night with nothing to show for it. Watch for this in the next game you see: Watch the infielders just before the pitch, not after. Notice who looks into the dugout or at a card before setting his feet. More at baseballnationnetwork.com/baseballnationnetwork/baseball-you-never-knew Jack Mercer is a fictional broadcaster created and voiced by Baseball Nation Network. The baseball is real. What you don't know changes everything when you do. — Baseball Nation Network

  2. Oct 10

    Why Tomorrow's Starter Is Managing Tonight's Bullpen

    The most important pitcher in tonight's game may be the one who is not at the ballpark yet. Why it matters: It reframes the most second-guessed moment in baseball. Many bullpen calls that look wrong in the moment are the only ones available. Watch for this in the next game you see: Before first pitch, check who pitched the last two nights and who starts tomorrow. Then watch which arms warm up and which never move. More at baseballnationnetwork.com/baseballnationnetwork/baseball-you-never-knew Jack Mercer is a fictional broadcaster created and voiced by Baseball Nation Network. The baseball is real. What you don't know changes everything when you do. — Baseball Nation Network

  3. Oct 3

    Why Your Best Bench Bat Barely Gets Into the Game

    Everybody on the team knows he can hit. He still starts about once a week. That is not a mistake. Why it matters: It changes how fans read a lineup card. The question is not who is the better hitter, it is who the team can afford to use and still finish the game. Watch for this in the next game you see: Look at who the backup catcher is and how many infield positions the bench can actually cover. That tells you who is allowed to be used in the sixth inning. More at baseballnationnetwork.com/baseballnationnetwork/baseball-you-never-knew Jack Mercer is a fictional broadcaster created and voiced by Baseball Nation Network. The baseball is real. What you don't know changes everything when you do. — Baseball Nation Network

  4. Sep 26

    Why Hitters Care About That Blank Wall in Center

    It is the biggest thing in the ballpark, it is usually black or dark green, and almost no fan ever looks at it. Why it matters: Seeing the ball earlier is the first step in every swing decision. When the background is poor, hitters swing at worse pitches and take better ones. Watch for this in the next game you see: Next game, find the seatless dark panel in dead center. Notice how far it extends and whether the sun or the lights hit it. More at baseballnationnetwork.com/baseballnationnetwork/baseball-you-never-knew Jack Mercer is a fictional broadcaster created and voiced by Baseball Nation Network. The baseball is real. What you don't know changes everything when you do. — Baseball Nation Network

  5. Sep 19

    Why One 96 MPH Fastball Gets There Sooner

    Two pitchers throw 96. One of them is nearly unhittable and the other gets squared up. The radar gun is telling you almost nothing. Why it matters: It explains why a pitcher who does not throw the hardest on his own staff can be the toughest at-bat on it, and why velocity alone is a poor way to judge a pitcher. Watch for this in the next game you see: Watch where the pitcher's front foot lands and how far down the mound he gets before the ball leaves his hand. Then watch how late the hitters swing. More at baseballnationnetwork.com/baseballnationnetwork/baseball-you-never-knew Jack Mercer is a fictional broadcaster created and voiced by Baseball Nation Network. The baseball is real. What you don't know changes everything when you do. — Baseball Nation Network

  • 5 Episodes

About

Every Saturday, Baseball Nation Network takes one overlooked thing that shapes the game you already watch — and shows it to you. The batter's eye in dead center. Travel and time zones. Where the infielders stand before the pitch. Why a bench player with a good bat barely plays. How a hitter recognizes a pitch in the first few feet. Why the same player is worth more in one ballpark than another. Host Jack Mercer takes a single subject each week: what you see, what is actually happening, why it changes the way you watch, the part nobody mentions — and exactly what to look for in the next game you turn on. No hot takes, and no famous highlights you already know the ending to. Just the mechanics of baseball, explained through players and situations, with only the numbers needed to make the point. The feeling we are after: "I watch baseball all the time, and I never thought about that." Jack Mercer is a fictional broadcaster created, written, and voiced by Baseball Nation Network. He is not a real person and is never presented as such. The baseball is real. New episodes every Saturday at 4 AM ET. About 15 to 18 minutes.

Information

  • Creator
    Baseball Nation Network
  • Years Active
    2026
  • Episodes
    5
  • Rating
    Clean
  • Copyright
    © Baseball Nation Network
  • Show Website
    Baseball You Never Knew