Regular-season careers from the StatVault encyclopedia — the same tables as each player's profile.
| Mike Herrera | Stat | Tommy O'Brien |
|---|---|---|
| 5 | Seasons | 5 |
| 3.3 | Career VAL | 3.7 |
| 1.9 (1920) | Peak-season VAL | 1.9 (1943) |
VAL is Value Above League — regular-season production measured against the league at the same position group (MLB VAL board).
| Mike Herrera | Stat | Tommy O'Brien |
|---|---|---|
| Career | ||
| 240 | Games | 293 |
| Batting | ||
| 248 | Hits | 198 |
| 1 | Home runs | 8 |
| 79 | RBI | 78 |
| 125 | Runs | 110 |
| 20 | Stolen bases | 2 |
| 63 | ||
| Walks |
|---|
| 70 |
| .276 | Batting avg | .277 |
|---|
| .329 | On-base % | .344 |
|---|
| .339 | Slugging % | .392 |
|---|
| 92 | OPS+ | 109 |
|---|
| Age | Mike Herrera | Tommy O'Brien |
|---|---|---|
| 22 | 1.9 | — |
| 23 | 0 | — |
| 24 | — | 1.9 |
| 25 | — | 0.3 |
| 26 | — | 1.3 |
| 28 | 0 | — |
| 30 | 1.4 | 0.2 |