Martin, Chris
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 | 3.13 |
| ERA current pace | 6.75 |
| ERA rolling p50 | 3.87 |
| Observed weight | 20% |
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 |
|---|---|---|---|---|
| FC | 49.2% | 65 | 105 | limited sample |
| FB | 28.8% | 38 | 111 | limited sample |
| SI | 13.6% | 18 | 97 | limited sample |
| SL | 8.3% | 11 | 93 | 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 | 37.1 | -- | -- |
| Batters Faced | 152 | -- | -- |
| K% | 23.8% | 18.1% to 32.0% | +/- 6.9% |
| BB% | 4.2% | 1.3% to 8.5% | +/- 3.6% |
| Whiff% | 19.6% | 14.2% to 24.8% | +/- 5.3% |
| HR/9 | 1.24 | 0.52 to 2.11 | +/- 0.80 |
| xwOBA Against | 0.296 | 0.245 to 0.356 | +/- 0.055 |
| Barrel% Allowed | 7.5% | 3.8% to 11.6% | +/- 3.9% |
| ERA | 3.50 | 1.67 to 5.61 | +/- 1.97 |
| FIP | 3.36 | 2.02 to 4.73 | +/- 1.36 |
| WHIP | 1.129 | 0.903 to 1.453 | +/- 0.275 |
736 career BF
| xwOBA | 0.283 |
| K% | 23.0% |
| BB% | 3.5% |
| Barrel | 7.5% |
931 career BF
| xwOBA | 0.270 |
| K% | 24.0% |
| BB% | 2.6% |
| Barrel | 7.2% |