Karl Best career ERA
4.04Career Regular Season
Karl Best has a career ERA of 4.04 over 5 regular seasons.
- Best season on file: 1.95 in 1985.
- Most recent: 6.00 in 1988.
Figures come from ESPN's box scores and were last read on September 22, 2026.
| GP: Games the player appeared in, however briefly. | W: Games in which this pitcher was credited with the win. | L: Games in which this pitcher was charged with the loss. | ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent. | IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs. | K: Batters this pitcher struck out. | BB: Times the batter reached first base on four balls. | WHIP: Walks and hits allowed per inning pitched — lower is better. Around 1.00 is elite. | SV: Games finished by protecting a narrow lead to the last out. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 1983 |  SEA | 4 | 0 | 1 | 13.50 | 5.1 | 3 | 5 | 3.56 | 0 |
| 1984 | SEA | 5 | 1 | 1 | 3.00 | 6.0 | 6 | 0 | 1.17 | 0 |
| 1985 | SEA | 15 | 2 | 1 | 1.95 | 32.1 | 32 | 6 | 0.96 | 4 |
| 1986 | SEA | 26 | 2 | 3 | 4.04 | 35.2 | 23 | 21 | 1.57 | 1 |
| 1988 |  MIN | 11 | 0 | 0 | 6.00 | 12.0 | 9 | 7 | 1.83 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV