Anticipated MLB Betting Odds for the 17th of May (Saturday)

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Ready for a thrilling weekend in the MLB with 15 juicy matchups? Let's dive into where the sharp bettors are wagering on three contests using our daily updated VSiN MLB Betting Splits from DraftKings and Circa Sports.

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4:10 p.m. ET: Tampa Bay Rays (-155, 8) at Miami Marlins

The Marlins snatched game one of the series last night as home dogs, securing a 9-4 victory.

In today's rematch, the Rays send out right-hander Drew Rasmussen (1-4, 3.38 ERA) while the Marlins counter with Sandy Alcantara (2-5, 8.10 ERA).

The Rays initially opened as -135 road favorites, but smart money is now leaning toward them, pushing the line up to -155.

Note that at DraftKings, the Rays boast 65% of moneyline bets and 81% of the moneyline dollars. Even more remarkably, at Circa Sports, the Rays are drawing over 95% of moneyline bets and dollars. This indicates apparent backing from professionals and Joe Public alike.

Favorites who have suffered a defeat are 170-104 (62%) this season, with a 4% return on investment. Below .500 favorites facing teams that missed the playoffs last season have a 98-60 (62%) record and a 2% ROI. Interleague "sweet spot" favorites ranging from -135 to -160 are 35-19 (65%) with a 10% ROI.

The Rays have an advantage in the bullpen, sporting a team ERA of 3.57 compared to the Marlins' 4.80. Additionally, the Rays have a better batting average against righties (.263, 4th in the league) compared to the Marlins (.246, 17th).

Alcantara's May struggles are evident, with a 7.59 ERA in two starts and the Marlins dropping five straight games with him on the mound.

8:40 p.m. ET: Seattle Mariners at San Diego Padres (-190, 8.5)

The Mariners won the opening game of the series last night, securing a 5-1 victory as +150 underdogs.

Tonight, the Mariners collide with the Padres as righty Emerson Hancock (1-2, 6.91 ERA) takes on righty Nick Pivetta (5-2, 3.05 ERA).

The original line placed the Padres as a -165 home favorite, but the sharp money has been pouring in, pushing the line to -190. Some betting shops are even edging closer to -200.

At DraftKings, the Padres have captured 86% of moneyline bets and 93% of the moneyline dollars. At Circa Sports, the Padres are soaking up 93% of moneyline bets and 99% of the moneyline dollars, signifying a significant "low bets, high dollars" discrepancy in favor of the Padres for a bounce-back spot.

Home favorites that made the playoffs the previous season have proven to be successful, going 149-67 (69%) with an 11% ROI this year. Home favorites in game two of a series following a loss are 32-18 (64%) with a 7% ROI. Favorites with line movement in their favor that made the playoffs the previous season sit at 159-78 (67%) with a 7% ROI.

The Padres boast a .270 batting average against righties (3rd in MLB), whereas the Mariners muster only .241 (22nd). Hancock's May ERA tips the scales at 7.36 with 9 earned runs allowed in 11 innings pitched.

Pivetta maintains a superior ERA at home (1.42) than on the road (5.21).

9:05 p.m. ET: Athletics at San Francisco Giants (-155, 8)

The Giants dominated game one of the series last night, resulting in a decisive 9-1 victory as -190 home favorites.

In tonight's meeting, the Athletics debut lefty Luis Severino (1-4, 4.70 ERA) against Landen Roupp (2-3, 4.95 ERA) of the Giants.

The Giants opened as slight -125 home favorites, but sharp bettors have piled onto them, causing the line to move up to -155.

At Circa, the Giants command 75% of moneyline bets and a massive 88% of moneyline dollars, hinting at a substantial "low bets, high dollars" sharp split and indicating substantial wagering confidence in the home team.

Home favorites boasting a positive record are thriving, contributing to a 106-54 (66%) record and a 5% ROI. Non-division home favorites experiencing substantial betting action in their favor sit at 76-38 (67%) with a 6% ROI. Interleague home favorites are 80-48 (63%) with a 3% ROI.

San Francisco enjoys advantages in the bullpen with the best ERA at 2.66, while the Athletics struggle with a 5.88 ERA (3rd worst). Furthermore, San Francisco holds betting value as a favorite in a game with a low total (8), with the fewer amount of expected runs likely to be scored by the superior team.

Severino's May woes are conspicuous, as he has recorded a 10.80 ERA in two appearances with 12 earned runs allowed in only 10 innings pitched. Meanwhile, Roupp boasts a more favorable 3.72 ERA at home than on the road.

In the MLB matchup between the Tampa Bay Rays and Miami Marlins, the Rays with Drew Rasmussen on the mound have attracted a high volume of bets and money, with over 95% of moneyline bets and dollars at Circa Sports. This trend is seen across multiple sports betting platforms, indicating professional and public confidence in the Rays.

In another game, the San Diego Padres, with a strong batting average against righties, are the favored team against the Seattle Mariners, especially after the line moved from -165 to -190 due to significant "low bets, high dollars" betting on the Padres.

Lastly, the San Francisco Giants, boasting a superior bullpen ERA and a positive record, are the favored team in their game against the Oakland Athletics, despite having lost game one of the series. This matchup has attracted substantial betting action, with over 75% of moneyline bets and 88% of moneyline dollars at Circa Sports, suggesting that bettors anticipate a bounce-back performance by the home team.