FL Team Usage -- 2026 Seattle Mariners
Regular season -- as of 3/17/2025
| Batters |
| | | At Bats |
| S | Name | MLBPA | FLPA | Usage |
| | Pete Alonso | 709 | 0 | 0 |
| | Javier Baez | 437 | 0 | 0 |
| | Kerry Carpenter | 464 | 0 | 0 |
| | William Contreras | 659 | 0 | 0 |
| | J.P. Crawford | 654 | 0 | 0 |
| | Travis d'Arnaud | 231 | 0 | 0 |
| | Ian Happ | 663 | 0 | 0 |
| | DJ LeMahieu | 142 | 0 | 0 |
| | Angel Martinez | 484 | 0 | 0 |
| | Luis Rengifo | 541 | 0 | 0 |
| f | Jose Siri | 36 | 0 | 0 |
| | Jack Suwinski | 178 | 0 | 0 |
| | Michael A. Taylor | 325 | 0 | 0 |
| f | Luis Urias | 330 | 0 | 0 |
| | Enmanuel Valdez | 102 | 0 | 0 |
| f | Weston Wilson | 125 | 0 | 0 |
| | Total | 6080 | 0 | |
| Pitchers |
| | | Appearances | Starts |
| S | Name | MLBBF | FLBF | Usage | MLBGS | FLGS | Usage |
| | Eduard Bazardo | 313 | 0 | 0 | 0 | 0 | 0 |
| f | Caden Dana | 141 | 0 | 0 | 5 | 0 | 0 |
| | Dietrich Enns | 200 | 0 | 0 | 3 | 0 | 0 |
| | Bailey Falter | 518 | 0 | 0 | 24 | 0 | 0 |
| | Tyler Glasnow | 366 | 0 | 0 | 18 | 0 | 0 |
| | Hunter Greene | 420 | 0 | 0 | 19 | 0 | 0 |
| f | Kyle Hart | 179 | 0 | 0 | 6 | 0 | 0 |
| | Bryce Jarvis | 98 | 0 | 0 | 0 | 0 | 0 |
| | Michael Lorenzen | 606 | 0 | 0 | 26 | 0 | 0 |
| | Kyle Nicolas | 167 | 0 | 0 | 0 | 0 | 0 |
| f | Grayson Rodriguez | 0 | 0 | 0 | 0 | 0 | 0 |
| f | Colin Selby | 60 | 0 | 0 | 0 | 0 | 0 |
| | Tarik Skubal | 748 | 0 | 0 | 31 | 0 | 0 |
| | Bennett Sousa | 199 | 0 | 0 | 0 | 0 | 0 |
| | Matt Strahm | 256 | 0 | 0 | 0 | 0 | 0 |
| f | Cole Sulser | 90 | 0 | 0 | 0 | 0 | 0 |
| | Ryan Thompson | 175 | 0 | 0 | 0 | 0 | 0 |
| | Will Vest | 284 | 0 | 0 | 0 | 0 | 0 |
| f | Josh Winckowski | 52 | 0 | 0 | 0 | 0 | 0 |
| | Total | 4872 | 0 | | 132 | 0 | |