P · 15 seasons · 1915 – 1929 · B/T: L/R
Carl Mays ranks 1st of 0 pitchers by career roto value, one of the highest totals the site records. He was the top-ranked pitcher of 1921, worth +16.0, and that season sits 117th of 51,303 on record. The value came from wins (+21.2), WHIP (+20.0) and ERA (+18.0), with no category working against him.
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1915 | BOS | 38 | -2.40 | #515 | #95,140 |
| 1916 | BOS | 48 | -1.70 | #284 | #44,781 |
| 1917 | BOS | 35 | -1.28 | #223 | #39,550 |
| 1918 | BOS | 38 | -0.86 | #214 | #35,913 |
| 1919 | BOS | 35 | -2.08 | #313 | #62,463 |
| 1920 | NYY | 45 | -1.53 | #303 | #42,370 |
| 1921★ | NYY | 51 | 0.45 | #205 | #28,204 |
| 1922 | NYY | 35 | -2.18 | #436 | #75,543 |
| 1923 | NYY | 23 | -2.30 | #519 | #87,655 |
| 1924 | CIN | 38 | -1.25 | #337 | #39,258 |
| 1925 | CIN | 12 | -2.36 | #495 | #92,498 |
| 1926 | CIN | 39 | -2.26 | #471 | #84,200 |
| 1927 | CIN | 14 | -1.56 | #343 | #42,707 |
| 1928 | CIN | 14 | -2.05 | #410 | #56,859 |
| 1929 | NY1 | 37 | -1.90 | #360 | #48,556 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1915 | BOS | 38 | 6.02 | #30 | #4,107 |
| 1916 | BOS | 44 | 5.74 | #26 | #4,431 |
| 1917 | BOS | 35 | 7.89 | #11 | #2,341 |
| 1918 | BOS | 35 | 10.76 | #8 | #863 |
| 1919 | BOS | 34 | 9.29 | #13 | #1,481 |
| 1920 | NYY | 45 | 8.56 | #11 | #1,878 |
| 1921★ | NYY | 49 | 16.01 | #1 | #117 |
| 1922 | NYY | 34 | 5.75 | #32 | #4,423 |
| 1923 | NYY | 23 | -4.41 | #335 | #50,476 |
| 1924 | CIN | 37 | 7.57 | #18 | #2,579 |
| 1925 | CIN | 12 | 0.54 | #113 | #16,257 |
| 1926 | CIN | 39 | 8.83 | #9 | #1,724 |
| 1927 | CIN | 14 | -0.11 | #115 | #18,937 |
| 1928 | CIN | 14 | -0.50 | #121 | #20,728 |
| 1929 | NY1 | 37 | 3.24 | #61 | #8,584 |
★ Best season by Z