League Leaders
| Name | Team | Year | ERA | WHIP | W | SV | IP | H | ER | BB | K | PAR |
|---|
| Bard, Daniel | Beanballers | 2021 | 5.21 | 1.599 | 7 | 20 | 65.7 | 69 | 38 | 36 | 80 | -1.18 |
| Smith, Will | Beanballers | 2021 | 3.44 | 1.132 | 3 | 37 | 68.0 | 49 | 26 | 28 | 87 | 2.87 |
| Ryu, Hyun-Jin | Beanballers | 2021 | 4.37 | 1.225 | 14 | 0 | 169.0 | 170 | 82 | 37 | 143 | 2.61 |
| Syndergaard, Noah | Beanballers | 2021 | 0.00 | 0.000 | 0 | 0 | 0.0 | 0 | 0 | 0 | 0 | 0.00 |
| Bassitt, Chris | Beanballers | 2021 | 3.15 | 1.055 | 12 | 0 | 157.3 | 127 | 55 | 39 | 159 | 5.94 |
| Davies, Zach | Beanballers | 2021 | 5.78 | 1.601 | 6 | 0 | 148.0 | 162 | 95 | 75 | 114 | -6.49 |
| Hader, Josh | Beanballers | 2021 | 1.23 | 0.835 | 4 | 34 | 58.7 | 25 | 8 | 24 | 102 | 5.76 |
| Mayers, Mike | Beanballers | 2021 | 0.00 | 0.000 | 0 | 0 | 0.0 | 0 | 0 | 0 | 0 | 0.00 |
| Alcantara, Sandy | Beanballers | 2021 | 3.19 | 1.075 | 9 | 0 | 205.7 | 171 | 73 | 50 | 201 | 6.42 |
| May, Dustin | Beanballers | 2021 | 2.74 | 0.957 | 1 | 0 | 23.0 | 16 | 7 | 6 | 35 | 1.06 |
| Castillo, Diego | Beanballers | 2021 | 2.78 | 0.977 | 5 | 16 | 58.3 | 40 | 18 | 17 | 75 | 1.80 |
| Means, John | Beanballers | 2021 | 4.27 | 1.094 | 3 | 0 | 109.7 | 104 | 52 | 16 | 96 | -0.38 |
