Mithrandir Metrics
Player San Francisco Giants Refreshed Jun 1 06:00 AM ET
Player profile / San Francisco Giants

Landen Roupp

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

Cards
15
Modules
1
Live Δ
yes
Club San Francisco Giants 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 preseason3.92
ERA current pace3.30
ERA rolling p503.60
Observed weight53%
ERA
2.62 3.08 3.60 4.11 4.57
FIP
2.82 3.14 3.50 3.85 4.17
K%
21.9% 23.3% 24.7% 26.2% 27.6%
BB%
7.1% 7.9% 8.8% 9.6% 10.4%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-01
Pitching · percentile strip
BB%9.0%
45
Barrel allowed3.6%
92 +47 vs proj
Fastball velo93.3
31
Hard-hit allowed27.7%
96
K%27.3%
81 +41 vs proj
Whiff%25.2%
66 +22 vs proj
xwOBA allowed0.278
80 +34 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+103
60
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 Roupp, Landen · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.314 2026-05-17: 0.2652026-05-19: 0.2652026-05-21: 0.2692026-05-23: 0.2692026-05-24: 0.2692026-05-25: 0.2692026-05-26: 0.2782026-05-28: 0.2782026-05-29: 0.2782026-05-30: 0.2782026-05-31: 0.2782026-06-01: 0.278 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.

5Pitches 2026Season 38%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 Roupp, Landen · Aggregate zone metrics; not pitch-by-pitch locations Edge: 42%42%Zone: 42%42%Whiff: 25%25%Called strike: 19%19%First pitch strike: 48%48%Hard hit allowed: 28%28% 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 Roupp, Landen · 2026 arsenal snapshot Sinker: 37.5%Curveball: 28.8%Changeup: 18.2%Cutter: 13.1%4-Seam Fastball: 2.3% MIX SI 38%CU 29%CH 18%FC 13%FF 2% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Roupp, Landen · 2026 arsenal snapshot SI: HB -0.1, IVB 2.3SICU: HB -0.0, IVB 4.6CUCH: HB -0.6, IVB 3.2CHFC: HB 0.0, IVB 2.5FCFF: HB -0.1, IVB 1.7FF horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
SI 36.5% 377 101 qualified
CB 28.8% 297 105 qualified
CH 19.1% 197 102 limited sample
FC 13.1% 135 102 limited sample
FB 2.5% 26 87 limited sample
Method note

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

Reference layer

Current snapshot

Age27
Height6' 2"
Weight220 lb
Debut2024-03-29
Live layer

Delta / regression

ERA Δ-0.90
K% Δ+0.063

positive regression

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
Pitching152026-05-25Sinker played up through SI/FC tunnel quality
Projection links / recent games

Available detail

Pitcher Projections 202621.0% K | 4.20 ERAProjection
2026-04-04 vs NYM5 ER / 7 K4.2 IP
2026-03-30 @ SD0 ER / 7 K6.0 IP