Mithrandir Metrics
Player Atlanta Braves Refreshed Jun 1 06:00 AM ET
Player profile / Atlanta Braves

Didier Fuentes

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

Cards
3
Modules
1
Live Δ
yes
Club Atlanta Braves 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.

2026-06-01
ERA preseason7.78
ERA current pace2.66
ERA rolling p506.05
Observed weight34%
ERA
3.45 4.68 6.05 7.41 8.64
FIP
2.56 3.06 3.62 4.17 4.67
K%
17.8% 20.6% 23.7% 26.8% 29.6%
BB%
5.2% 6.3% 7.6% 8.9% 10.1%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-01
Pitching · percentile strip
BB%8.1%
60
Barrel allowed8.0%
46
Fastball velo97.0
88
Hard-hit allowed36.0%
71
K%29.3%
89 +59 vs proj
Whiff%26.8%
76 +30 vs proj
xwOBA allowed0.284
75 +33 vs proj
Mithrandir+

Stuff+ and arsenal context

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

2026-06-01
Mithrandir Stuff+106
78
Rolling form chart

xwOBA allowed snapshot line

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

12 snapshots
Mithrandir Metrics ROLLING XWOBA LINE Parameterized Mithrandir chart rendered as SVG for templates and exports. season=2026 Rolling xwOBA allowed Fuentes, Didier · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.314 2026-05-17: 0.2992026-05-19: 0.2992026-05-21: 0.2942026-05-23: 0.2862026-05-24: 0.2862026-05-25: 0.2832026-05-26: 0.2832026-05-28: 0.2882026-05-29: 0.2882026-05-30: 0.2882026-05-31: 0.2862026-06-01: 0.284 2026-05-17 2026-06-01 xwOBA allowed MITHRANDIR · CHARTS
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.

3Pitches 2026Season 67%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 Fuentes, Didier · Aggregate zone metrics; not pitch-by-pitch locations Edge: 38%38%Zone: 52%52%Whiff: 27%27%Called strike: 17%17%First pitch strike: 53%53%Hard hit allowed: 36%36% 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 Fuentes, Didier · 2026 arsenal snapshot 4-Seam Fastball: 66.6%Slider: 24.6%Split-Finger: 8.8% MIX FF 67%SL 25%FS 9% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Fuentes, Didier · 2026 arsenal snapshot FF: HB -0.1, IVB 1.2FFSL: HB -0.0, IVB 2.8SLFS: HB -1.3, IVB 2.3FS horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
FB 74.1% 261 105 qualified
SL 25.9% 91 102 limited sample
Method note

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

Reference layer

Current snapshot

Age20
Height6' 0"
Weight170 lb
Debut2025-06-20
Live layer

Delta / regression

ERA Δ-3.77
K% Δ+0.095

positive regression

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
Pitching32026-04-224-Seam Fastball played up through FF/SL tunnel quality
Projection links / recent games

Available detail

Pitcher Projections 202619.8% K | 6.43 ERAProjection
2026-03-29 vs KC1 ER / 4 K4.0 IP