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| # | Team | Season | W-L | Win % |
|---|---|---|---|---|
| 1 | ECU East Central University | 2026 NCAA D1 Baseball | 2-0 | 1.000 |
| 2 | CPS California Polytechnic State University | 2024-25 NBA | 1-0 | 1.000 |
| 3 | SFG San Francisco Giants | 2026 NCAA D1 Baseball | 8-2 | 0.800 |
| 4 | SFG San Francisco Giants | 2026-27 Baseball | 8-2 | 0.800 |
| 5 | LAD Los Angeles Dodgers | 2026 NCAA D1 Baseball | 9-3 | 0.750 |
| 6 | PIT Pittsburgh Pirates | 2026-27 Baseball | 9-3 | 0.750 |
| 7 | ATL Atlanta Braves | 2026 NCAA D1 Baseball | 9-3 | 0.750 |
| 8 | PIT Pittsburgh Pirates | 2026 NCAA D1 Baseball | 9-3 | 0.750 |
| 9 | LAD Los Angeles Dodgers | 2026-27 Baseball | 9-3 | 0.750 |
| 10 | ATL Atlanta Braves | 2026-27 Baseball | 9-3 | 0.750 |
| 11 | ECU East Central University | 2024 MLB | 42-15 | 0.737 |
| 12 | NYY Bronx New York Yankees | 2026-27 Baseball | 8-3 | 0.727 |
| 13 | NYY Bronx New York Yankees | 2026 NCAA D1 Baseball | 8-3 | 0.727 |
| 14 | ECU East Central University | 2025 NCAA D1 Baseball | 45-17 | 0.726 |
| 15 | ECU East Central University | 2025 MLB | 45-17 | 0.726 |
| 16 | ECU East Central University | 2023 MLB | 41-18 | 0.695 |
| 17 | STL St. Louis Cardinals | 2025 MLB | 105-57 | 0.648 |
| 18 | ATL Atlanta Braves | 2023 MLB | 112-61 | 0.647 |
| 19 | ECU East Central University | 2026-27 Baseball | 16-9 | 0.640 |
| 20 | VSU Virginia State University | 2025 MLB | 83-48 | 0.634 |
| 21 | VSU Virginia State University | 2025 NCAA D1 Baseball | 83-48 | 0.634 |
| 22 | TEX Arlington Texas Rangers | 2026 NCAA D1 Baseball | 8-5 | 0.615 |
| 23 | TEX Arlington Texas Rangers | 2026-27 Baseball | 8-5 | 0.615 |
| 24 | CWS Chicago White Sox | 2026 NCAA D1 Baseball | 8-5 | 0.615 |
| 25 | CWS Chicago White Sox | 2026-27 Baseball | 8-5 | 0.615 |