Mark Langston was 17-10 with an ERA of 3.40 and 204 strikeouts in 35 appearances in his rookie season in 1984.
| 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 |  | M. Langston | 1984 | 35 | 17 | 10 | .630 | 33 | 3.40 | 204 | 5 | 2 | 0 | 225.0 | 188 | 85 | 99 | 16 | 118 | 8 | 0 | 5 | 965 | 4 | 8.16 | 4.72 | 1.73 | 0.64 | 21.1 | 12.2 | 1.36 | .278 | 3.96 | 84 | 3.55 | 85 | 7.52 | 15.4 |
SEA| NAME | DATE | SEASON | TM | OPP | DEC | GS | ERA | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | |||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | | M. Langston | 9/30/1984 | 1984 | vs | W | 1 | 3.86 | 9 | 0 | 0 | 0 | 7.0 | 5 | 3 | 3 | 2 | 5 | 0 | 0 | 0 | 31 | 0 | ||
| 2 | | M. Langston | 9/25/1984 | 1984 | @ | L | 1 | 40.50 | 0 | 0 | 0 | 0 | 1.1 | 5 | 6 | 6 | 1 | 5 | 0 | 0 | 0 | 13 | 0 | ||
| 3 | | M. Langston | 9/19/1984 | 1984 | vs | W | 1 | 2.25 | 9 | 0 | 0 | 0 | 8.0 | 4 | 2 | 2 | 0 | 3 | 1 | 0 | 0 | 32 | 1 | ||
| 4 | | M. Langston | 9/14/1984 | 1984 | vs | W | 1 | 1.00 | 9 | 1 | 0 | 0 | 9.0 | 5 | 1 | 1 | 0 | 3 | 0 | 0 | 1 | 34 | 0 | ||
| 5 | | M. Langston | 9/9/1984 | 1984 | @ | 1 | 6.00 | 3 | 0 | 0 | 0 | 6.0 | 8 | 4 | 4 | 1 | 3 | 0 | 0 | 0 | 28 | 0 | |||
| 6 | | M. Langston | 9/3/1984 | 1984 | @ | W | 1 | 3.68 | 7 | 0 | 0 | 0 | 7.1 | 9 | 3 | 3 | 0 | 5 | 0 | 0 | 0 | 35 | 0 | ||
| 7 | | M. Langston | 8/29/1984 | 1984 | vs | W | 1 | 1.00 | 12 | 1 | 0 | 0 | 9.0 | 2 | 1 | 1 | 0 | 4 | 0 | 0 | 0 | 32 | 0 | ||
| 8 | | M. Langston | 8/24/1984 | 1984 | vs | 1 | 3.38 | 4 | 0 | 0 | 0 | 8.0 | 7 | 3 | 4 | 0 | 6 | 1 | 0 | 0 | 37 | 0 | |||
| 9 | | M. Langston | 8/19/1984 | 1984 | @ | W | 1 | 1.08 | 11 | 0 | 0 | 0 | 8.1 | 4 | 1 | 1 | 0 | 4 | 1 | 0 | 0 | 33 | 0 | ||
| 10 | | M. Langston | 8/14/1984 | 1984 | @ | W | 1 | 1.13 | 5 | 0 | 0 | 0 | 8.0 | 6 | 1 | 1 | 0 | 5 | 0 | 0 | 1 | 34 | 0 | ||
| 11 | | M. Langston | 8/8/1984 | 1984 | vs | W | 1 | 1.50 | 7 | 0 | 0 | 0 | 6.0 | 4 | 1 | 1 | 0 | 5 | 0 | 0 | 0 | 26 | 0 | ||
| 12 | | M. Langston | 8/3/1984 | 1984 | @ | L | 1 | 6.35 | 8 | 0 | 0 | 0 | 5.2 | 7 | 4 | 8 | 1 | 3 | 0 | 0 | 0 | 28 | 1 | ||
| 13 | | M. Langston | 7/28/1984 | 1984 | vs | W | 1 | 1.08 | 9 | 0 | 0 | 0 | 8.1 | 7 | 1 | 1 | 1 | 2 | 0 | 0 | 0 | 33 | 0 | ||
| 14 | | M. Langston | 7/22/1984 | 1984 | vs | L | 1 | 6.75 | 8 | 0 | 0 | 0 | 6.2 | 8 | 5 | 5 | 1 | 4 | 0 | 0 | 0 | 31 | 0 | ||
| 15 | | M. Langston | 7/17/1984 | 1984 | vs | W | 1 | 1.13 | 12 | 0 | 0 | 0 | 8.0 | 2 | 1 | 1 | 0 | 5 | 0 | 0 | 1 | 31 | 0 | ||
| 16 | | M. Langston | 7/12/1984 | 1984 | vs | W | 1 | 1.13 | 7 | 0 | 0 | 0 | 8.0 | 3 | 1 | 1 | 1 | 3 | 0 | 0 | 0 | 29 | 0 | ||
| 17 | | M. Langston | 7/6/1984 | 1984 | @ | L | 1 | 11.25 | 5 | 0 | 0 | 0 | 4.0 | 6 | 5 | 7 | 1 | 2 | 1 | 0 | 0 | 22 | 0 | ||
| 18 | | M. Langston | 7/1/1984 | 1984 | @ | W | 1 | 0.00 | 8 | 1 | 1 | 0 | 9.0 | 3 | 0 | 0 | 0 | 6 | 0 | 0 | 1 | 34 | 0 | ||
| 19 | | M. Langston | 6/26/1984 | 1984 | @ | W | 1 | 0.00 | 9 | 1 | 1 | 0 | 9.0 | 5 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 32 | 0 | ||
| 20 | | M. Langston | 6/23/1984 | 1984 | vs | 0 | 0.00 | 2 | 0 | 0 | 0 | 2.0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 8 | 0 | |||
| 21 | | M. Langston | 6/20/1984 | 1984 | vs | L | 1 | 5.68 | 5 | 0 | 0 | 0 | 6.1 | 9 | 4 | 4 | 0 | 2 | 0 | 0 | 0 | 28 | 0 | ||
| 22 | | M. Langston | 6/15/1984 | 1984 | vs | 1 | 3.38 | 12 | 0 | 0 | 0 | 8.0 | 4 | 3 | 3 | 1 | 4 | 0 | 0 | 0 | 32 | 0 | |||
| 23 | | M. Langston | 6/10/1984 | 1984 | @ | W | 0 | 0.00 | 4 | 0 | 0 | 0 | 2.2 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 11 | 0 | ||
| 24 | | M. Langston | 6/9/1984 | 1984 | @ | L | 1 | 40.50 | 0 | 0 | 0 | 0 | 0.2 | 5 | 3 | 6 | 0 | 2 | 0 | 0 | 0 | 10 | 0 | ||
| 25 | | M. Langston | 6/4/1984 | 1984 | @ | W | 1 | 1.00 | 6 | 1 | 0 | 0 | 9.0 | 5 | 1 | 1 | 1 | 3 | 0 | 0 | 0 | 33 | 0 | ||
| Total | 33 | 3.40 | 204 | 5 | 2 | 0 | 225.0 | 188 | 85 | 99 | 16 | 118 | 8 | 0 | 5 | 965 | 4 | ||||||||
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