

MLB Prop Bets: Seattle Mariners vs New York Yankees (March 31, 2026)
The New York Yankees (3-1) face the Seattle Mariners (3-2) at T-Mobile Park on Tuesday at 9:40pm (ET). Let's take a look at the MLB Prop Bets for the matchup. Max Fried is the probable pitcher for the Yankees, while Logan Gilbert is the probable pitcher for the Mariners. The Yankees are favored to win at -112, while the Mariners are at -108. The total runs line is set at 7.0, with OVER at -105 and UNDER at -115.
- The Yankees (+153) have an 84-89 Run Line record since the beginning of last season, while the Mariners (-186) hold a record of 79-100 across the same span.
- The Yankees have a 78-88-7 O/U record since the beginning of last season (meaning 78 games have gone over the total runs line, 88 have gone under and seven have resulted in a push). The Mariners have a 98-74-7 O/U record.
Scoring Insights
- The Yankees have scored 5.2 runs per game since the beginning of last season (1st in the league). Comparatively, the Mariners have averaged 4.7 over the same span (10th).
- In the field, the Yankees have allowed 4.1 runs per game since the beginning of last season (10th in the league), while the Mariners have allowed an average of 4.2 runs over that span (15th).
Let's take a look at how these teams perform in some other key statistical areas.
Batting Insights:
Batting Average
- Looking at their batting averages since the beginning of last season, the Yankees are at .250 (ranking 12th in the Major leagues), while the Mariners are batting .244 (19th).
Home Runs
- In terms of total home runs since the beginning of last season, the Mariners have hit 246 (3rd in the Major Leagues). Meanwhile, the Yankees have managed 277 (1st).
Runs Batted In
- Finally, looking at their runs batted in, the Yankees have recorded 833 RBIs to rank 1st in the MLB since the beginning of last season. Comparatively, the Mariners have recorded 757 RBIs to rank 10th.
Pitching Insights:
Earned Run Average
- The Mariners have an earned run average of 3.82 since the beginning of last season (10th in the Majors), while The Yankees have an ERA of 3.83 (12th).
Strikeouts
- Turning our attention to total strikeouts, the Yankees have recorded 1478 since the beginning of last season, ranking 7th in the MLB. Meanwhile, the Mariners rank 6th for total strikeouts, recording 1483.
Opponent Batting Average
- Opponents are batting an average of .239 against the Mariners since the beginning of last season (12th in the Major Leagues). Comparatively, the Yankees' opponents are at .228 (2nd).
First Innings Moneyline
- Here are their first innings moneyline records since the beginning of last season.
| Total | Home | Road | Favorite | Underdog | Neutral | |
|---|---|---|---|---|---|---|
| Yankees | 59-29-85 | 27-16-43 | 32-13-42 | 49-24-77 | 10-5-8 | 0-0-0 |
| Mariners | 40-37-102 | 18-15-59 | 22-22-42 | 31-24-72 | 9-13-30 | 0-0-1 |
Lead After Three Innings
The Yankees are -120 to lead after three innings, while the Mariners are -110.
- Here are their records after the first three innings since the beginning of last season.
| Total | Home | Road | Favorite | Underdog | Neutral | |
|---|---|---|---|---|---|---|
| Yankees | 81-51-41 | 43-19-24 | 38-32-17 | 72-38-40 | 9-13-1 | 0-0-0 |
| Mariners | 72-58-49 | 38-23-31 | 34-34-18 | 55-35-37 | 17-23-12 | 0-1-0 |
NRFI/YRFI
The NRFI market is paying -145 and the YRFI is paying +110.
- The NRFI is 79-94 in Yankees games since the beginning of last season. The Mariners have a 93-86 NRFI record.
Last Time They Met
The Mariners recorded a 2-1 victory over the Yankees at T-Mobile Park yesterday. Cole Young went yard en route to that victory, hitting a home run to go with an RBI. That result snapped the Yankees' four-game winning streak against the Mariners.

























