Englert, Mason
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 | 4.20 |
| ERA current pace | 5.63 |
| ERA rolling p50 | 4.56 |
| Observed weight | 25% |
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 |
|---|---|---|---|---|
| CH | 33.2% | 86 | 108 | limited sample |
| SI | 21.2% | 55 | 108 | limited sample |
| FB | 16.6% | 43 | 104 | limited sample |
| CB | 15.8% | 41 | 106 | limited sample |
| FC | 13.1% | 34 | 102 | 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 | 36.3 | -- | -- |
| Batters Faced | 157 | -- | -- |
| K% | 21.4% | 15.8% to 29.3% | +/- 6.8% |
| BB% | 7.2% | 4.2% to 10.8% | +/- 3.3% |
| Whiff% | 23.8% | 20.3% to 29.6% | +/- 4.6% |
| HR/9 | 1.18 | 0.44 to 2.43 | +/- 1.00 |
| xwOBA Against | 0.306 | 0.274 to 0.380 | +/- 0.053 |
| Barrel% Allowed | 8.2% | 3.6% to 14.4% | +/- 5.4% |
| ERA | 3.93 | 1.96 to 6.83 | +/- 2.43 |
| FIP | 4.05 | 2.63 to 6.32 | +/- 1.85 |
| WHIP | 1.280 | 1.010 to 1.725 | +/- 0.357 |
240 career BF
| xwOBA | 0.327 |
| K% | 17.9% |
| BB% | 7.0% |
| Barrel | 10.0% |
322 career BF
| xwOBA | 0.314 |
| K% | 20.0% |
| BB% | 5.1% |
| Barrel | 10.4% |