Matt Kilroy has struck out the most hitters by a rookie, with 513 strikeouts in 1886.

Matt Kilroy struck out the most hitters by a pitcher in his first season, with 513 strikeouts in his rookie season.

Dwight Gooden fanned 276 batters in his rookie season in 1984.

Dwight Gooden fanned 276 hitters for the Mets in his rookie season in 1984.

The Philadelphia Quakers had their fewest wins in a season in 1883, with 17 wins.

Bob Gibson has pitched the most complete games with 1 or fewer earned run in a season, with 22 complete games in 1968.

Since 1961, 4 pitchers are tied for the most complete games in a season, with 30 complete games. The first three are Catfish Hunter in 1975, Steve Carlton in 1972 and Fergie Jenkins in 1971.

Since 1961, the Philadelphia Phillies have their fewest wins in a season in 2020, with 28 wins.

Since 1961, Bob Gibson has pitched the most complete games with 1 or fewer earned run in a season, with 22 complete games in 1968.

David Ortiz went yard 262 times after the All-Star Game in his career.

lowest era by a league in a season

Bob Gibson had the lowest ERA in 1968, with an ERA of 1.12.

Joey Votto had a .200 batting average in his last 15 games in his career.

Joey Votto played 2,056 games in his career.

4 pitchers are tied for winning the most games in a postseason, with 5 wins. The first three are Nathan Eovaldi in 2023, Stephen Strasburg in 2019 and Francisco Rodriguez in 2002.