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

Banks, Tanner

Run-prevention profile built on workable command

Primary
21.7% K%
Range
17.9% to 28.2%
Live Δ
yes
Team PHI Archetype Balanced reliever Age 35 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 preseason3.94
ERA current pace6.41
ERA rolling p504.76
Observed weight33%
ERA
3.65 4.18 4.76 5.34 5.87
FIP
3.36 3.63 3.92 4.22 4.49
K%
19.1% 20.9% 22.9% 25.0% 26.8%
BB%
5.2% 6.1% 7.2% 8.2% 9.1%
Current percentile strip

Actual percentile with projection tick

100th = best in MLB.

2026-06-01
Pitching · percentile strip
BB%9.2%
41 -40 vs proj
Barrel allowed2.5%
96 +52 vs proj
Fastball velo91.6
13
Hard-hit allowed32.9%
83
K%23.5%
57
Whiff%23.3%
53
xwOBA allowed0.306
58
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+99
26
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 35%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 Banks, Tanner · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.314 2026-05-17: 0.3082026-05-19: 0.3032026-05-21: 0.3022026-05-23: 0.3022026-05-24: 0.3022026-05-25: 0.2992026-05-26: 0.2992026-05-28: 0.2992026-05-29: 0.2992026-05-30: 0.2992026-05-31: 0.2992026-06-01: 0.306 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 Banks, Tanner · Aggregate zone metrics; not pitch-by-pitch locations Edge: 37%37%Zone: 48%48%Whiff: 23%23%Called strike: 15%15%First pitch strike: 56%56%Hard hit allowed: 33%33% 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 Banks, Tanner · 2026 arsenal snapshot Slider: 35.3%Sweeper: 22.5%4-Seam Fastball: 20.8%Sinker: 17.0%Changeup: 4.5% MIX SL 35%ST 23%FF 21%SI 17%CH 4% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Banks, Tanner · 2026 arsenal snapshot SL: HB 0.1, IVB 2.6SLST: HB -0.1, IVB 3.3STFF: HB -0.1, IVB 1.4FFSI: HB 0.5, IVB 1.9SICH: HB -0.9, IVB 3.1CH horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
SL 58.5% 242 102 qualified
FB 20.3% 84 94 limited sample
SI 17.1% 71 98 limited sample
CH 4.1% 17 78 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
Plays better against lefties right now (0.273 vs 0.312 xwOBA allowed split).
2
templated note
Home park slightly inflates the home-run risk band.
3
templated note
Primary mix entering the season: Slider 36%, Sweeper 24%, 4-Seam Fastball 21%.
Live context

Current-season signal

ERA Δ+2.35
K% Δ+0.018
Sample24.3 IP
Projection table

Point projection and range

MetricPointRangeHalf-width
Innings68.3----
Batters Faced285----
K%21.7%17.9% to 28.2%+/- 5.2%
BB%6.4%4.4% to 9.2%+/- 2.4%
Whiff%21.6%17.5% to 25.6%+/- 4.1%
HR/91.370.83 to 2.07+/- 0.62
xwOBA Against0.3060.278 to 0.351+/- 0.036
Barrel% Allowed8.1%5.9% to 11.2%+/- 2.6%
ERA4.062.72 to 5.69+/- 1.49
FIP4.013.21 to 4.74+/- 0.76
WHIP1.2661.031 to 1.518+/- 0.243
Platoon / Shape
vs LHH

425 career BF

xwOBA0.273
K%22.5%
BB%5.2%
Barrel6.1%
vs RHH

705 career BF

xwOBA0.312
K%19.7%
BB%5.9%
Barrel8.8%