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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Year | Champion | LgERA | LgAvg | Lg |
|---|---|---|---|---|
| 2048 | MSL Athletic Club KC U-18 | 6.45 | .355 | PMSL |
| 2049 | MSL Nova Scotia Leviathin | 7.27 | .368 | PMSL |
| 2050 | MSL San Mateo Dirty Reds | 4.35 | .263 | PMSL |
| 2051 | MSL Boston Patriots | 4.14 | .247 | PMSL |
| 2052 | MSL Boston Patriots | 3.73 | .233 | PMSL |
| 2053 | MSL Panama City Piranhas | 3.43 | .236 | PMSL |
| 2054 | MSL Vancouver Grey Wolves | 3.49 | .235 | PMSL |
| 2055 | MSL Montana Pandas | 3.67 | .240 | PMSL |
| 2056 | MSL Vancouver Grey Wolves | 3.96 | .244 | PMSL |
| 2057 | MSL Ft. Worth Cattlemen | 3.99 | .254 | PMSL |
| 2058 | MSL New Orleans Voodoo | 4.25 | .266 | PMSL |
| 2059 | MSL Toledo Stingers | 3.55 | .249 | PMSL |
| 2060 | MSL Boston Patriots | 3.44 | .252 | PMSL |
| 2061 | MSL Baltimore Bullets | 3.84 | .251 | PMSL |
| 2062 | MSL Northern Virginia Rainbow Mermaids | 3.57 | .250 | PMSL |
| 2063 | 3.62 | .262 | PMSL |
