23 April: Fernando Tatís Day. A story about another great baseball…, by FMA, The Amateurs
Fernando Tatís Jr. apologized for hitting a grand slam in a blowout. It's time to eliminate the 'unwritten rules' - Bleed Cubbie Blue
Fernando Tatis Jr. and Juan Soto are breaking baseball's unwritten rules. Isn't it great? - ESPN
Baseball's Unwritten Rules: Where Does It Say You Can't Do That? - The New York Times
Tatis' grand slam on 3-0 pitch irks Rangers
Fernando Tatís Jr. - Wikipedia
What Are MLB's 'Unwritten Rules?' - Sports Illustrated
Dave Roberts no longer adheres to baseball's unwritten rules - Los Angeles Times
MLB All-Swag Team
Baseball's unwritten rules are evolving - The Washington Post