Mithrandir Metrics
Pitcher projection 2026 Refreshed Jun 1 06:00 AM ET
Pitcher projection / TB · 2026

Rasmussen, Drew

Run-prevention profile built on workable command

Primary
21.9% K%
Range
17.1% to 27.9%
Live Δ
yes
Team TB Archetype Balanced starter Age 31 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 preseason3.90
ERA current pace2.78
ERA rolling p503.31
Observed weight52%
ERA
2.06 2.65 3.31 3.97 4.57
FIP
3.46 3.71 3.99 4.27 4.52
K%
18.9% 20.3% 22.0% 23.6% 25.0%
BB%
4.4% 5.0% 5.8% 6.5% 7.2%
Current percentile strip

Actual percentile with projection tick

100th = best in MLB.

2026-06-01
Pitching · percentile strip
BB%5.3%
93
Barrel allowed8.9%
35 -26 vs proj
Fastball velo95.7
73
Hard-hit allowed34.6%
78
K%21.9%
48
Whiff%20.9%
32
xwOBA allowed0.289
73 +28 vs proj
Mithrandir+

Stuff+ and arsenal context

Stuff+ appears when the current pitch-event scoring artifact includes this pitcher; Arsenal Decomposition remains descriptive support under Stuff+.

2026-06-01
Mithrandir Stuff+109
96
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.

6Pitches 2026Season 34%Top usage
ride armside gloveside +Arsenal gap +Shape contrast
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 Rasmussen, Drew · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.314 2026-05-17: 0.2762026-05-19: 0.2932026-05-21: 0.2942026-05-23: 0.2942026-05-24: 0.2942026-05-25: 0.2842026-05-26: 0.2842026-05-28: 0.2842026-05-29: 0.2842026-05-30: 0.2842026-05-31: 0.2842026-06-01: 0.289 2026-05-17 2026-06-01 xwOBA allowed MITHRANDIR · CHARTS
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 Rasmussen, Drew · Aggregate zone metrics; not pitch-by-pitch locations Edge: 38%38%Zone: 48%48%Whiff: 21%21%Called strike: 16%16%First pitch strike: 53%53%Hard hit allowed: 35%35% 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 Rasmussen, Drew · 2026 arsenal snapshot Cutter: 34.1%4-Seam Fastball: 27.5%Sinker: 21.5%Changeup: 9.7%Curveball: 4.3%Sweeper: 2.9% MIX FC 34%FF 28%SI 21%CH 10%CU 4%ST 3% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Rasmussen, Drew · 2026 arsenal snapshot FC: HB 0.1, IVB 2.4FCFF: HB -0.1, IVB 1.1FFSI: HB 0.5, IVB 1.5SICH: HB -0.8, IVB 2.7CHCU: HB 0.4, IVB 4.4CUST: HB -1.0, IVB 3.2ST horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
FC 34.6% 280 104 qualified
FB 27.2% 220 114 qualified
SI 20.5% 166 108 limited sample
CH 11.5% 93 100 limited sample
CB 4.0% 32 102 limited sample
SL 2.3% 19 101 limited sample
Method note

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

Model read

Projection notes

1
templated note
Primary mix entering the season: 4-Seam Fastball 35%, Cutter 31%, Sinker 23%.
Live context

Current-season signal

ERA Δ-1.02
K% Δ-0.000
Sample63.3 IP

positive regression

Projection table

Point projection and range

MetricPointRangeHalf-width
Innings137.8----
Batters Faced554----
K%21.9%17.1% to 27.9%+/- 5.4%
BB%6.2%4.4% to 8.8%+/- 2.2%
Whiff%20.6%15.9% to 25.0%+/- 4.5%
HR/91.270.60 to 1.85+/- 0.63
xwOBA Against0.3190.263 to 0.306+/- 0.021
Barrel% Allowed7.1%3.9% to 9.2%+/- 2.6%
ERA3.801.58 to 5.13+/- 1.77
FIP4.012.65 to 4.15+/- 0.75
WHIP1.2070.865 to 1.397+/- 0.266
Platoon / Shape
vs LHH

913 career BF

xwOBA0.260
K%21.1%
BB%5.9%
Barrel5.5%
vs RHH

1062 career BF

xwOBA0.265
K%19.5%
BB%5.3%
Barrel5.5%