Probetrics — Sports Analytics
MLB Prop Board

George Kirby

Seattle Mariners · P · Bats R · Throws R

Tonight's line
18.5
Model proj
17.85
Edge
+0.1%
Trending splitsHome 30%(10)
Last 10
40%4/10 over 18.5
Window avg
17.70
Median
18.0
L5
20%
1/5
L10
40%
4/10
L20
30%
6/20
2026
20%
1/5
Avg17.38
StreakL3

Parlay pairs — when George Kirby clears 18.5 Pitcher Outs, these hit too

J.P. Crawford o0.5 Hits
hits when he does 71% · base 60% · n=14 · -185 dabble_us_dfs
Randy Arozarena o0.5 Runs Scored
hits when he does 70% · base 50% · n=10 · +106 dabble_us_dfs
Luke Raley o0.5 Hits
hits when he does 64% · base 60% · n=11 · -132 dabble_us_dfs

Correlation from shared games in our database — books price correlated same-game legs accordingly; treat combined odds as an estimate.

Pitcher Outslast 10 vs 18.5

official box scores
21@ LAA06/0815@ CHC06/2019vs PIT07/0615@ DET07/1219vs LAA09/1418vs NYY04/0123vs HOU04/1317@ MIN04/2918@ KC05/2312vs NYM06/0318.5

Tonight's odds — Pitcher Outs

BookLineOverUnder
DraftKings18.5+123-164

Line movement — Pitcher Outs

From our own market snapshots (every poll since lines opened).

Line history builds as we snapshot the market — check back closer to game time.

League vs MIA Pitcher Outs, 2026

Last 14 qualifying performances against them · 1/14 would clear tonight's 18.5

Bryan Woo SEA07/0715
Gage Jump OAK07/059
Aaron Civale OAK07/0414
Jack Perkins OAK07/0311
Michael Lorenzen COL07/0213
Kyle Freeland COL07/0115
Tanner Gordon COL06/3015
Sean Sullivan COL06/2914
Kyle Leahy STL06/2815
Andre Pallante STL06/2720
Michael McGreevy STL06/2618
Jacob deGrom TEX06/2418
Cal Quantrill TEX06/236
Tyler Alexander TEX06/223

Pitch arsenal — 2026

Usage share and average velocity by pitch type.

Sweeper29.9% · 87.1 mph
Four-seam FB29.4% · 96.7 mph
Sinker21.0% · 96.9 mph
Knuckle Curve9.9% · 83.8 mph
Changeup6.7% · 88.7 mph
Cutter3.0% · 93.2 mph