predicted sports
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AZ logo
AZ
Arizona Diamondbacks
Thu, Mar 13
9:40 PM ET
SEA logo
SEA
Seattle Mariners
Our analysts — Vega & Scoop — weigh in about 3 hours before first pitch.

Starting Pitchers

AZ starter Probable
1.35 ERA · 10.8 K/9
SEA starter Probable
4.88 ERA · 6.4 K/9

By the conditions

history for tonight's matchup

What's happened when these teams played in these exact conditions — vs the league average (the tick).

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Head to Head 2025 season

3
AZ
3 games
10.7 avg runs
0
SEA

Team Data (season)

AZSEA
80-82Record96-78
4.88Runs / g4.68
4.85Runs allowed / g4.32
54%Scored first56%
36%Cover -1.536%
67%Cover +1.569%

Form & Market Trends

AZ Arizona Diamondbacks n 10/83/162
Winner & spread
L10 Szn Prev
Win 40% 49% 49%
Cover -1.5 30% 33% 36%
Cover +1.5 50% 65% 67%
Lead after 5 (F5 spread) 40% 40% 49%
Totals
L10 Szn Prev
Over 8.5 (game) 40% 46% 57%
Team over 4.5 40% 45% 54%
Team F5 over 2.5 30% 30% 45%
Run in 1st (RFI) 50% 55% 57%
Extra innings 0% 7% 12%
Race to N runs (first to score)
L10 Szn Prev
Race to 3 30% 40% 51%
Race to 4 40% 40% 43%
Race to 5 30% 35% 40%
Race to 6 30% 27% 30%
Race to 7 30% 19% 19%
SEA Seattle Mariners n 10/85/174
Winner & spread
L10 Szn Prev
Win 40% 49% 55%
Cover -1.5 30% 35% 36%
Cover +1.5 60% 67% 69%
Lead after 5 (F5 spread) 30% 41% 43%
Totals
L10 Szn Prev
Over 8.5 (game) 20% 41% 50%
Team over 4.5 10% 39% 43%
Team F5 over 2.5 20% 38% 41%
Run in 1st (RFI) 50% 54% 48%
Extra innings 0% 11% 13%
Race to N runs (first to score)
L10 Szn Prev
Race to 3 50% 47% 50%
Race to 4 10% 34% 45%
Race to 5 0% 31% 33%
Race to 6 0% 21% 28%
Race to 7 0% 15% 21%

Cover -1.5 = won by 2+; Cover +1.5 = lost by ≤1 or won. F5 = first five innings. RFI = a run scored in the 1st. Race to N = team first to N runs. Descriptive; low-n splits are noisy.

Projected Lineups

Tap a batter for tonight's matchup splits — vs the opposing starter's hand, in the game's temperature, and at this park (vs their overall).

AZ Arizona Diamondbacks Probable

SEA Seattle Mariners Probable

Injured List

AZ (10 on IL)
SEA (7 on IL)