Mithrandir Metrics
Player Texas Rangers Refreshed Jun 2 06:00 AM ET
Player profile / Texas Rangers

Luis Curvelo

P profile with live context, projection links, and Mithrandir card history when available.

Cards
0
Modules
0
Live Δ
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Club Texas Rangers Position P Roster Active Status Healthy / active roster
Rolling projection

Preseason / current pace / Bayesian update

Rolling bands shrink current-season signal toward the preseason prior until the sample earns more weight.

2026-06-02
ERA preseason3.91
ERA current pace5.40
ERA rolling p504.10
Observed weight13%
ERA
1.92 2.95 4.10 5.25 6.28
FIP
3.11 3.84 4.65 5.46 6.19
K%
16.6% 19.6% 23.0% 26.4% 29.5%
BB%
5.1% 6.8% 8.7% 10.6% 12.3%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-02
Mithrandir+

Stuff+ and arsenal context

Stuff+ appears when the current pitch-event scoring artifact includes this pitcher; missing coverage is shown explicitly.

2026-06-02
Mithrandir Stuff+110
98
Rolling form chart

xwOBA allowed snapshot line

Live snapshot series; true 50/100 PA windows require PA-level logs

0 snapshots
No chart yet

No Live State xwOBA snapshots are available for this player.

Optimization map

Arsenal optimization map

Pitch-shape context from this pitcher’s current arsenal snapshot. Hover a pitch to inspect usage, movement, and bat-missing context.

4Pitches 2026Season 34%Top usage
ride armside gloveside +Arsenal gap +Shape contrast
Zone profile

Aggregate zone heatmap

Aggregate zone metrics from seasonal Statcast leaderboards.

Mithrandir Metrics ZONE HEATMAP Parameterized Mithrandir chart rendered as SVG for templates and exports. season=2026 Pitch Zone Profile Curvelo, Luis · Aggregate zone metrics; not pitch-by-pitch locations Edge: 33%33%Zone: 56%56%Whiff: 29%29%Called strike: 15%15%First pitch strike: 53%53%Hard hit allowed: 40%40% Dashed border = aggregate mixed-batter zone proxy MITHRANDIR · CHARTS
Pitch arsenal

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.

2026
Mithrandir Metrics PITCH ARSENAL DONUT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Curvelo, Luis · 2026 arsenal snapshot Slider: 33.6%Sinker: 28.4%Split-Finger: 22.4%4-Seam Fastball: 15.5% MIX SL 34%SI 28%FS 22%FF 16% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Curvelo, Luis · 2026 arsenal snapshot SL: HB -0.1, IVB 3.1SLSI: HB 1.2, IVB 1.3SIFS: HB -0.3, IVB 2.9FSFF: HB -1.0, IVB 1.4FF horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
SL 41.5% 22 109 limited sample
SI 41.5% 22 108 limited sample
FB 17.0% 9 111 limited sample
Method note

Renamed from the attempted Kirby Index after audit; true Kirby requires release-angle trajectory data.

Reference layer

Current snapshot

Age25
Height6' 1"
Weight170 lb
Debut2025-07-31
Live layer

Delta / regression

No Live State delta is available for this profile yet.

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
No Mithrandir card history is available for this player yet.
Projection links / recent games

Available detail

Pitcher Projections 202623.9% K | 3.74 ERAProjection
2026-04-14 @ ATH0 ER / 0 K0.0 IP
2026-04-13 @ ATH1 ER / 1 K2.0 IP
2026-04-08 vs SEA0 ER / 2 K2.0 IP