Richards, Trevor
Run-prevention profile built on workable command
Preseason / current pace / Bayesian update
Rolling bands shrink current-season signal toward the preseason prior until the sample earns more weight.
| ERA preseason | 4.28 |
| ERA current pace | 6.92 |
| ERA rolling p50 | 4.89 |
| Observed weight | 23% |
Actual percentile with projection tick
100th = best in MLB.
Stuff+ and arsenal context
Stuff+ appears when the current pitch-event scoring artifact includes this pitcher; Arsenal Decomposition remains descriptive support under Stuff+.
Arsenal optimization map
Pitch-shape context from this pitcher’s current arsenal snapshot. Hover a pitch to inspect usage, movement, and bat-missing context.
xwOBA allowed snapshot line
Live snapshot series; true 50/100 PA windows require PA-level logs
No Live State xwOBA snapshots are available for this player.
Aggregate zone heatmap
Aggregate zone metrics from seasonal Statcast leaderboards.
Usage mix, movement map, and Stuff+ composition
2026 pitch-level arsenal aggregates; current season takes over after 100 tracked pitches across at least 2 pitch types. Descriptive pitch-type Stuff+ composition. Not a promoted predictive metric.
| Pitch | Usage | Pitches | Stuff+ | Status |
|---|---|---|---|---|
| FB | 62.7% | 143 | 110 | limited sample |
| CH | 32.0% | 73 | 94 | limited sample |
| SL | 5.3% | 12 | 104 | limited sample |
Renamed from the attempted Kirby Index after audit; true Kirby requires release-angle trajectory data.
Current-season signal
No Live State delta is available for this player yet.
Point projection and range
| Metric | Point | Range | Half-width |
|---|---|---|---|
| Innings | 35.4 | -- | -- |
| Batters Faced | 155 | -- | -- |
| K% | 25.5% | 19.8% to 35.1% | +/- 7.7% |
| BB% | 9.9% | 6.6% to 14.8% | +/- 4.1% |
| Whiff% | 24.1% | 20.0% to 33.2% | +/- 6.6% |
| HR/9 | 1.19 | 0.49 to 1.99 | +/- 0.75 |
| xwOBA Against | 0.300 | 0.232 to 0.364 | +/- 0.066 |
| Barrel% Allowed | 7.5% | 3.2% to 11.1% | +/- 3.9% |
| ERA | 4.37 | 2.12 to 6.88 | +/- 2.38 |
| FIP | 3.93 | 2.65 to 5.30 | +/- 1.32 |
| WHIP | 1.309 | 0.962 to 1.657 | +/- 0.347 |
1131 career BF
| xwOBA | 0.272 |
| K% | 23.8% |
| BB% | 11.4% |
| Barrel | 6.6% |
1401 career BF
| xwOBA | 0.260 |
| K% | 26.1% |
| BB% | 8.9% |
| Barrel | 6.3% |