MLB Prop Bets: Seattle Mariners vs New York Mets (June 1, 2026)
The New York Mets (26-33) face the Seattle Mariners (31-29) at T-Mobile Park on Monday at 9:40pm (ET). Let's take a look at the MLB Prop Bets for the matchup. Austin Warren is the probable pitcher for the Mets, while Emerson Hancock is the probable pitcher for the Mariners. The Mariners are favored to win at -136, while the Mets are at +113. The total runs line is set at 7.0, with OVER at +103 and UNDER at -124.
- The Mets (-207) have a 24-35 Run Line record this season, while the Mariners (+169) hold a record of 25-35.
- The Mets have a 25-31-3 O/U record this season (meaning 25 games have gone over the total runs line, 31 have gone under and three have resulted in a push). The Mariners have a 27-31-2 O/U record.
Scoring Insights
- The Mets are averaging 4.1 runs per game this season (23rd in the league). Comparatively, the Mariners are averaging 4.3 (T17th).
- In the field, the Mets are allowing 4.3 runs per game this season (11th in the league), while the Mariners are allowing an average of 3.8 runs (5th).
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 this season, the Mets are at .228 (ranking 28th in the Major leagues), while the Mariners are batting .235 (22nd).
Home Runs
- In terms of total home runs this season, the Mariners have hit 76 (7th in the Major Leagues). Meanwhile, the Mets have managed 57 (19th).
Runs Batted In
- Finally, looking at their runs batted in, the Mets have recorded 228 RBIs to rank 23rd in the MLB this season. Comparatively, the Mariners have recorded 249 RBIs to rank 13th.
Pitching Insights:
Earned Run Average
- The Mariners have an earned run average of 3.46 this season (5th in the Majors), while The Mets have an ERA of 3.82 (9th).
Strikeouts
- Turning our attention to total strikeouts, the Mets have recorded 551 this season, ranking T2nd in the MLB. Meanwhile, the Mariners rank 10th for total strikeouts, recording 510.
Opponent Batting Average
- Opponents are batting an average of .244 against the Mariners this season (20th in the Major Leagues). Comparatively, the Mets' opponents are at .234 (10th).
First Innings Moneyline
- Here are their first innings moneyline records in 2026.
| Total | Home | Road | Favorite | Underdog | Neutral | Last 10 | |
|---|---|---|---|---|---|---|---|
| Mets | 14-13-32 | 10-6-14 | 4-7-18 | 13-9-21 | 1-4-11 | 0-0-0 | 4-1-5 |
| Mariners | 17-14-29 | 11-9-12 | 6-5-17 | 17-13-24 | 0-1-5 | 0-0-0 | 3-1-6 |
Lead After Three Innings
- Here are their records after the first three innings in 2026.
| Total | Home | Road | Favorite | Underdog | Neutral | Last 10 | |
|---|---|---|---|---|---|---|---|
| Mets | 18-26-15 | 12-13-5 | 6-13-10 | 15-18-10 | 3-8-5 | 0-0-0 | 4-3-3 |
| Mariners | 28-18-14 | 16-10-6 | 12-8-8 | 24-17-13 | 4-1-1 | 0-0-0 | 7-1-2 |
NRFI/YRFI
The NRFI market is paying -125 and the YRFI is paying +100.
- The NRFI is 30-29 in Mets games this season. The Mariners have a 26-34 NRFI record.
Last Time They Met
The Mets recorded a 7-3 victory over the Mariners at Journey Bank Ballpark at Historic Bowman Field when these teams last met on August 17, 2025. Mark Vientos was unstoppable in that matchup, hitting a home run, a single and recording 4 RBIs.
