The Cleveland Guardians begin the season versus the Seattle Mariners on Thursday at T-Mobile Park. The matchup starts at 10:10 PM ET.
Oddsmakers project the Mariners as a small favorite (-117 moneyline odds) against the Guardians (-101). The matchup has an over/under of 6.5 total runs.
The betting trends in the following article are based off odds valid as of March 30, 2023 at 9:17 PM ET. Ready to bet? Click here to get the best DraftKings Sportsbook deposit bonus!
Mariners vs Guardians Betting Lines
| Favorite | Favorite Moneyline | Underdog Moneyline | Total |
|---|---|---|---|
| Mariners | -117 | -101 | 6.5 |
Mariners Betting Insights
- Last season, the Mariners won 56 out of the 85 games, or 65.9%, in which they were favored.
- Last season Seattle won 54 of its 79 games, or 68.4%, when favored by at least -117 on the moneyline.
- The Mariners have a 53.9% chance to win this game based on the implied probability of the moneyline.
- Seattle and its opponents hit the over in 77 of 168 games with a total last season.
- The Mariners were 88-80-0 against the spread last season.
Guardians Betting Insights
- The Guardians were chosen as underdogs in 83 games last year and walked away with the win 38 times (45.8%) in those games.
- Last season, Cleveland came away with a win 33 times in 72 chances when named as an underdog of at least -101 or worse on the moneyline.
- Bookmakers have implied with the moneyline set for this matchup that the Guardians have a 50.2% chance of pulling out a win.
- Cleveland and its opponents hit the over in 78 of its 169 games with a total last season.
- The Guardians went 89-80-0 against the spread in their 169 games that had a posted line last season.
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Mariners Probable Pitcher – Luis Castillo
- Castillo and his team were 15-12-0 ATS in his 27 appearances with a spread last season.
- The 30-year-old right-hander hasn’t pitched since last season. He last appeared on Thursday, Oct. 13 against the Houston Astros, when he pitched seven innings as the starter.
- Castillo and his team were 6-7 when he pitched and they were the moneyline favorite.
- The 30-year-old made 25 appearances last year and his team went 15-12 in those games.
Mariners Relief Pitchers (2022)
| Name | Relief App. | IP | Ks | ERA | Holds | Saves |
|---|---|---|---|---|---|---|
| Paul Sewald | 65 | 64 | 72 | 2.67 | 8 | 20 |
| Andres Munoz | 64 | 65 | 96 | 2.49 | 22 | 4 |
| Penn Murfee | 63 | 69.1 | 76 | 2.99 | 7 | 0 |
| Diego Castillo | 59 | 54.1 | 53 | 3.64 | 9 | 7 |
| Matt Festa | 53 | 54 | 64 | 4.17 | 6 | 2 |
Guardians Probable Pitcher – Shane Bieber
- Bieber will start for the Guardians, his first of the season.
- In his last appearance on Friday, Oct. 14, the 27-year-old righty started and went 5 2/3 innings against the New York Yankees.
- Bieber’s team went 5-3 in games he appeared in when they were the moneyline underdog a season ago.
- He made 31 appearances last year and his team finished 22-11 in those games.
- In 33 opportunities with a run total set by oddsmakers last season, the games he appeared in hit the over 12 times.
Guardians Relief Pitchers (2022)
| Name | Relief App. | IP | Ks | ERA | Holds | Saves |
|---|---|---|---|---|---|---|
| Emmanuel Clase | 77 | 72.2 | 77 | 1.36 | 0 | 42 |
| Trevor Stephan | 66 | 63.2 | 82 | 2.69 | 20 | 3 |
| Bryan Shaw | 58 | 58.1 | 52 | 5.40 | 7 | 1 |
| Enyel De Los Santos | 50 | 53.1 | 61 | 3.04 | 3 | 1 |
| Eli Morgan | 49 | 66.2 | 72 | 3.37 | 10 | 0 |
Mariners Hitting Trends
- The Mariners had a 41-12 record last season in games when they hit at least two homers.
- Seattle went 19-3 in games last season when it had five or more extra-base hits.
- The club notched at least eight hits in 81 games last season, and went 63-18 in those contests.
- Seattle had a 61-11 record in games last season that it put up at least five runs.
- The Mariners finished 35-20 in the 55 games last season when they drew five or more walks.
Guardians Hitting Trends
- They hit two or more homers in 31 games last season and were 25-6 in those matchups.
- Cleveland went 19-1 last season when collecting five or more extra-base hits as a team.
- They had a record of 80-28 last season when collecting eight or more base hits in a game.
- Cleveland won 62 of its 66 games last season in which the team scored more than four runs.
- They won 18 of their 24 games last season in which they drew more than four free passes.
Mariners vs. Guardians Prediction
Moneyline Pick: Mariners (-117)
Over/Under Pick: Over (6.5)
Predictions are calculated by a data-driven algorithm derived from offensive performance metrics and probable starting pitchers.
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