Brad Halsey played 3 seasons for the Athletics, Diamondbacks and Yankees. He had 14 wins, 19 losses, an ERA of 4.84 and 160 strikeouts.
| NAME | SEASON | TM | G | W | L | W% | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | ERA- | FIP | FIP- | H/9 | PRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | B. Halsey | 2004 |  NYY | 8 | 1 | 3 | .250 | 7 | 6.47 | 25 | 0 | 0 | 0 | 32.0 | 41 | 23 | 26 | 4 | 14 | 2 | 0 | 0 | 153 | 0 | 7.03 | 3.94 | 1.79 | 1.13 | 16.3 | 9.2 | 1.72 | .343 | 7.31 | 143 | 4.60 | 103 | 11.53 | -0.5 |
| 2 |  | B. Halsey | 2005 |  ARI | 28 | 8 | 12 | .400 | 26 | 4.61 | 82 | 0 | 0 | 0 | 160.0 | 191 | 82 | 101 | 20 | 39 | 9 | 1 | 3 | 700 | 2 | 4.61 | 2.19 | 2.10 | 1.13 | 11.7 | 5.6 | 1.44 | .311 | 5.68 | 104 | 4.51 | 103 | 10.74 | -2.1 |
| 3 |  | B. Halsey | 2006 |  OAK | 52 | 5 | 4 | .556 | 7 | 4.67 | 53 | 0 | 0 | 0 | 94.1 | 108 | 49 | 53 | 11 | 46 | 5 | 7 | 7 | 431 | 7 | 5.06 | 4.39 | 1.15 | 1.05 | 12.3 | 10.7 | 1.63 | .307 | 5.06 | 105 | 5.15 | 114 | 10.30 | -6.7 |
| Total | 88 | 14 | 19 | .424 | 40 | 4.84 | 160 | 0 | 0 | 0 | 286.1 | 340 | 154 | 180 | 35 | 99 | 16 | 8 | 10 | 1,284 | 9 | 5.03 | 3.11 | 1.62 | 1.10 | 12.5 | 7.7 | 1.53 | .313 | 5.66 | 109 | 4.73 | 107 | 10.69 | -9.3 |
Red Sox 
Blue Jays 
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Orioles 
Mets 
Phillies 
Cubs 
Reds 
Padres 
Giants 
Tigers 
Guardians 
Rangers 
Mariners 
LAA 
KCR 
PIT 
COL 
WSH 
CWS 
