| Team | Answer | ERA | Year | % Correct |
|---|---|---|---|---|
| Arizona Diamondbacks | Randy Johnson | 2.32 | 2002 | 98%
|
| Minnesota Twins | Walter Johnson | 1.14 | 1913 | 98%
|
| Atlanta Braves | Greg Maddux | 1.56 | 1994 | 90%
|
| St. Louis Cardinals | Bob Gibson | 1.12 | 1968 | 73%
|
| Houston Astros | Nolan Ryan | 1.69 | 1981 | 70%
|
| Seattle Mariners | Felix Hernandez | 2.14 | 2014 | 60%
|
| Miami Marlins | Kevin Brown | 1.89 | 1996 | 48%
|
| Chicago Cubs | Mordecai Brown | 1.04 | 1906 | 48%
|
| Tampa Bay Rays | Blake Snell | 1.89 | 2018 | 39%
|
| Philadelphia Phillies | Pete Alexander | 1.22 | 1915 | 37%
|
| Milwaukee Brewers | CC Sabathia | 1.65 | 2008 | 28%
|
| Kansas City Royals | Dan Quisenberry | 1.94 | 1983 | 18%
|
| Chicago White Sox | Ed Walsh | 1.27 | 1910 | 13%
|
| Cleveland Indians | Addie Joss | 1.16 | 1908 | 11%
|
| Boston Red Sox | Dutch Leonard | 0.96 | 1914 | 9%
|
| Los Angeles Angels | Bob Lee | 1.51 | 1964 | 7%
|
| Detroit Tigers | John Hiller | 1.44 | 1973 | 7%
|
| New York Mets | Jesse Orosco | 1.47 | 1983 | 6%
|
| Pittsburgh Pirates | Babe Adams | 1.11 | 1909 | 4%
|
| New York Yankees | Spud Chandler | 1.64 | 1943 | 4%
|
| Toronto Blue Jays | Mark Eichhorn | 1.72 | 1986 | 3%
|
| Los Angeles Dodgers | Rube Marquard | 1.58 | 1916 | 3%
|
| Oakland Athletics | Jack Coombs | 1.30 | 1910 | 2%
|
| Cincinnati Reds | Ted Abernathy | 1.27 | 1967 | 2%
|
| Baltimore Orioles | Barney Pelty | 1.59 | 1906 | 1%
|
| San Francisco Giants | Ferdie Schupp | 0.90 | 1916 | 1%
|
| Texas Rangers | Jim Kern | 1.57 | 1979 | 1%
|
| Washington Nationals | Mel Rojas | 1.43 | 1992 | 1%
|
| San Diego Padres | Luis DeLeon | 2.03 | 1982 | 0%
|
| Colorado Rockies | Mavin Freeman | 2.80 | 1994 | 0%
|