Mithrandir Metrics
Player Buffalo Bisons Refreshed Sep 26 06:00 AM ET
Player profile / Buffalo Bisons

Ricky Tiedemann

P · Bats/Throws L/L · 6' 4", 220 lb · Age 24

Cards
0
Modules
0
Live Δ
--
Club Buffalo Bisons Position P Roster Current MLB team Status Out / inactive
Traditional line

Season by season

3D Pitch Lab Projections
WLERAGGSSVIPSOWHIP
2026001.505006.081.83
1 Seasons001.505006.081.83
At a glance

Season percentile report

The headline weighs outcome stats (xwOBA, barrels); each bar averages its full strip group below. 100 = best in MLB.

2026-09-26
12
Pitching
percentile
Arsenal4 metrics
12
Rolling projection

Preseason / current pace / Bayesian update

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

2026-09-26
ERA preseason4.32
ERA current pace1.50
ERA rolling p504.02
Observed weight11%
ERA
1.96 2.93 4.02 5.10 6.08
FIP
2.36 3.11 3.95 4.78 5.54
K%
15.0% 18.6% 22.5% 26.4% 30.0%
BB%
6.4% 7.9% 9.6% 11.3% 12.8%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-09-26
Mithrandir+

Stuff+ and arsenal context

How nasty this pitcher's stuff grades in our pitch-level model. Missing coverage is shown explicitly.

2026-09-26
Changeup Stuff+88
4
Fastball Stuff+91
5
Mithrandir Stuff+95
11
Slider Stuff+99
28
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 50%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 Tiedemann, Ricky · Aggregate zone metrics; not pitch-by-pitch locations Edge: 35%35%Zone: 43%43%Whiff: 33%33%Called strike: 23%23%First pitch strike: 52%52%Hard hit allowed: 29%29% 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.

Watch the pitches in 3D →

2026
Mithrandir Metrics PITCH ARSENAL DONUT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Tiedemann, Ricky · 2026 arsenal snapshot Sweeper: 50.4%4-Seam Fastball: 38.2%Changeup: 9.8%Cutter: 1.6% ST50% · 82 mphprimary pitch ST 50%FF 38%CH 10%FC 2% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Tiedemann, Ricky · 2026 arsenal snapshot 12″24″36″48″ Sweeper: 50% usage, 3″ horizontal break, 37″ drop, 82.1 mphST82 mph4-Seam Fastball: 38% usage, 2″ horizontal break, 17″ drop, 95.9 mphFF96 mphChangeup: 10% usage, 13″ horizontal break, 35″ drop, 85.7 mphCH86 mphCutter: 2% usage, 1″ horizontal break, 26″ drop, 90.8 mphFC91 mph less drop ↑ more drop ↓ · horizontal break ↔ · dot size = usage · break incl. gravity MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
SL 50.4% 62 99 limited sample
FB 38.2% 47 91 limited sample
CH 9.8% 12 88 limited sample
FC 1.6% 2 122 limited sample
Method note

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

Reference layer

Current snapshot

Age24
Height6' 4"
Weight220 lb
Debut2026-08-15
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 202622.6% K | 4.56 ERAProjection
2026-08-15 vs NYY1 ER / 2 K1.2 IP