FirstInningRuns.com

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Every played game, filtered your way. Compare how often a run scored in the 1st with what the betting market expected before first pitch.

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Mariners games, 2025

Games174174 games
Run in the 1st (YRFI)48%84 of 174
Market expected47%173 games with lines · actual 48%
Mariners in the 1st29%scored in 51 · allowed in 48 (28%)
Date ▼ Matchup · starters Park · umpire Market YRFI / NRFI Result
Oct 20, 2025 Mariners at Blue Jays Rogers Centre
Indoors · Quinn Wolcott
46% / 54%
fair +119 · 4 books
YRFI
1–1
Oct 19, 2025 Mariners at Blue Jays Rogers Centre
Indoors · D.J. Reyburn
45% / 55%
fair +120 · 4 books
NRFI
0–0
Oct 17, 2025 Blue Jays at Mariners T-Mobile Park
Indoors · Marvin Hudson
45% / 55%
fair +122 · 4 books
NRFI
0–0
Oct 16, 2025 Blue Jays at Mariners T-Mobile Park
Outdoors · Alfonso Márquez
47% / 53%
fair +111 · 4 books
NRFI
0–0
Oct 15, 2025 Blue Jays at Mariners T-Mobile Park
Outdoors · Ben May
44% / 56%
fair +129 · 4 books
YRFI
0–2
Oct 13, 2025 Mariners at Blue Jays Rogers Centre
Outdoors · Doug Eddings
43% / 57%
fair +134 · 4 books
YRFI
3–2
Oct 12, 2025 Mariners at Blue Jays Rogers Centre
Indoors · Ryan Additon
48% / 52%
fair +109 · 4 books
YRFI
0–1
Oct 10, 2025 Tigers at Mariners T-Mobile Park
Indoors · Alan Porter
37% / 63%
fair +174 · 4 books
NRFI
0–0
Oct 8, 2025 Mariners at Tigers Comerica Park
Outdoors · Chris Guccione
49% / 51%
fair +106 · 4 books
NRFI
0–0
Oct 7, 2025 Mariners at Tigers Comerica Park
Outdoors · John Tumpane
45% / 55%
fair +123 · 4 books
NRFI
0–0
Oct 5, 2025 Tigers at Mariners T-Mobile Park
Outdoors · Jeremie Rehak
38% / 62%
fair +164 · 4 books
NRFI
0–0
Oct 4, 2025 Tigers at Mariners T-Mobile Park
Outdoors · Alex Tosi
43% / 57%
fair +132 · 4 books
NRFI
0–0
Sep 28, 2025 Dodgers at Mariners T-Mobile Park
Outdoors · Stu Scheurwater
49% / 51%
fair +106 · 4 books
NRFI
0–0
Sep 27, 2025 Dodgers at Mariners T-Mobile Park
Outdoors · Dan Merzel
44% / 56%
fair +125 · 2 books
NRFI
0–0
Sep 26, 2025 Dodgers at Mariners T-Mobile Park
Outdoors · Jordan Baker
45% / 55%
fair +123 · 3 books
YRFI
0–1
Sep 25, 2025 Rockies at Mariners T-Mobile Park
Outdoors · Alex Tosi
48% / 52%
fair +109 · 3 books
NRFI
0–0
Sep 24, 2025 Rockies at Mariners T-Mobile Park
Outdoors · John Bacon
49% / 51%
fair +106 · 3 books
YRFI
0–3
Sep 23, 2025 Rockies at Mariners T-Mobile Park
Outdoors · Adam Beck
48% / 52%
fair +108 · 2 books
NRFI
0–0
Sep 21, 2025 Mariners at Astros Daikin Park
Indoors · Nate Tomlinson
48% / 52%
fair +106 · 3 books
NRFI
0–0
Sep 20, 2025 Mariners at Astros Daikin Park
Indoors · Shane Livensparger
46% / 54%
fair +115 · 3 books
YRFI
1–0
Sep 19, 2025 Mariners at Astros Daikin Park
Indoors · Mike Muchlinski
43% / 57%
fair +134 · 3 books
YRFI
1–0
Sep 18, 2025 Mariners at Royals Kauffman Stadium
Outdoors · Roberto Ortiz
54% / 46%
fair -118 · 3 books
NRFI
0–0
Sep 17, 2025 Mariners at Royals Kauffman Stadium
Outdoors · Bill Miller
48% / 52%
fair +106 · 3 books
YRFI
0–3
Sep 16, 2025 Mariners at Royals Kauffman Stadium
Outdoors · Chad Fairchild
49% / 51%
fair +106 · 3 books
YRFI
2–0
Sep 14, 2025 Angels at Mariners T-Mobile Park
Outdoors · Gabe Morales
49% / 51%
fair +104 · 3 books
YRFI
0–2
Sep 13, 2025 Angels at Mariners T-Mobile Park
Outdoors · Doug Eddings
48% / 52%
fair +107 · 3 books
YRFI
0–2
Sep 12, 2025 Angels at Mariners T-Mobile Park
Outdoors · Emil Jimenez
46% / 54%
fair +119 · 3 books
NRFI
0–0
Sep 11, 2025 Angels at Mariners T-Mobile Park
Outdoors · Mike Muchlinski
48% / 52%
fair +110 · 3 books
NRFI
0–0
Sep 10, 2025 Cardinals at Mariners T-Mobile Park
Outdoors · Ben May
48% / 52%
fair +110 · 3 books
YRFI
1–0
Sep 9, 2025 Cardinals at Mariners T-Mobile Park
Outdoors · Chad Whitson
48% / 52%
fair +108 · 3 books
NRFI
0–0
Sep 8, 2025 Cardinals at Mariners T-Mobile Park
Outdoors · Chris Guccione
47% / 53%
fair +112 · 3 books
NRFI
0–0
Sep 7, 2025 Mariners at Braves Truist Park
Outdoors · Derek Thomas
52% / 48%
fair -110 · 3 books
NRFI
0–0
Sep 6, 2025 Mariners at Braves Truist Park
Outdoors · Stu Scheurwater
50% / 50%
fair -101 · 3 books
YRFI
2–0
Sep 5, 2025 Mariners at Braves Truist Park
Outdoors · Dan Merzel
43% / 57%
fair +130 · 3 books
YRFI
0–1
Sep 3, 2025 Mariners at Rays George M. Steinbrenner Field
Outdoors · Alex Tosi
49% / 51%
fair +105 · 3 books
YRFI
0–4
Sep 2, 2025 Mariners at Rays George M. Steinbrenner Field
Outdoors · Manny Gonzalez
43% / 57%
fair +132 · 2 books
YRFI
0–2
Sep 1, 2025 Mariners at Rays George M. Steinbrenner Field
Outdoors · James Jean
49% / 51%
fair +102 · 3 books
NRFI
0–0
Aug 31, 2025 Mariners at Guardians Progressive Field
Outdoors · Shane Livensparger
49% / 51%
fair +106 · 3 books
NRFI
0–0
Aug 30, 2025 Mariners at Guardians Progressive Field
Outdoors · Mark Wegner
44% / 56%
fair +126 · 3 books
NRFI
0–0
Aug 29, 2025 Mariners at Guardians Progressive Field
Outdoors · Nate Tomlinson
48% / 52%
fair +110 · 3 books
YRFI
4–0
Aug 27, 2025 Padres at Mariners T-Mobile Park
Outdoors · Will Little
46% / 54%
fair +118 · 3 books
NRFI
0–0
Aug 26, 2025 Padres at Mariners T-Mobile Park
Outdoors · Edwin Jimenez
47% / 53%
fair +111 · 3 books
YRFI
5–0
Aug 25, 2025 Padres at Mariners T-Mobile Park
Outdoors · Ryan Wills
50% / 50%
fair +102 · 3 books
YRFI
0–1
Aug 24, 2025 Athletics at Mariners T-Mobile Park
Outdoors · D.J. Reyburn
44% / 56%
fair +127 · 3 books
YRFI
0–2
Aug 23, 2025 Athletics at Mariners T-Mobile Park
Outdoors · John Libka
49% / 51%
fair +106 · 4 books
NRFI
0–0
Aug 22, 2025 Athletics at Mariners T-Mobile Park
Outdoors · James Hoye
48% / 52%
fair +109 · 4 books
YRFI
1–0
Aug 20, 2025 Mariners at Phillies Citizens Bank Park
Outdoors · Brian O'Nora
48% / 52%
fair +107 · 4 books
YRFI
1–1
Aug 19, 2025 Mariners at Phillies Citizens Bank Park
Outdoors · Erich Bacchus
47% / 53%
fair +112 · 4 books
YRFI
0–1
Aug 18, 2025 Mariners at Phillies Citizens Bank Park
Outdoors · Laz Diaz
43% / 57%
fair +134 · 4 books
NRFI
0–0
Aug 17, 2025 Mariners at Mets Muncy Bank Ballpark
Outdoors · Nate Tomlinson
46% / 54%
fair +115 · 4 books
NRFI
0–0

Market numbers are each sportsbook's last 1st-inning line before first pitch, with the book's margin removed, averaged across books. "Fair" is that chance written as American odds. Results show runs scored in the 1st (away–home).