Mariners Vs Astros Prediction: MLB Betting Lines & Picks

The Seattle Mariners (15-16) host the Houston Astros (16-15) in AL West action, at 10:10 PM ET on Friday.

The Astros (+124 underdog moneyline odds) visit the Mariners (-150). The over/under in the game is set at 7 total runs.

The insights in this article reflect odds as of May 4, 2023 at 9:15 PM ET. Ready to bet?

Mariners vs Astros Betting Lines

Mariners Betting Insights

• The Mariners have been favorites in 21 games this season and won 11 (52.4%) of those contests.
• This season Seattle has won seven of its 10 games, or 70%, when favored by at least -150 on the moneyline.
• The Mariners have a 60% chance to win this game based on the implied probability of the moneyline.
• Games involving Seattle has gone over the total set by oddsmakers in 15 of 31 chances this season.
• In 31 games with a spread this season, the Mariners are 15-16-0 ATS.

Mariners Last 10 Games Trend

Astros Betting Insights

• The Astros have won in seven of the 10 contests they have been named as odds-on underdogs this year.
• Houston has been listed as an underdog of +124 or more on two occasions this season and split those games.
• The moneyline set for this matchup implies the Astros have a 44.6% chance of coming away with a victory in the contest.
• Houston and its opponents have hit the over in 16 of its 31 games with a total set by oddsmakers this season.
• The Astros are 15-16-0 against the spread in their 31 games that had a posted line this season.

Astros Last 10 Games Trend

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Mariners Probable Pitcher – Luis Castillo

• Castillo and his team have a record of 2-4-0 against the spread when he starts.
• The right-hander’s last appearance was on Friday, when he threw five innings against the Toronto Blue Jays, giving up two earned runs while allowing six hits.
• Castillo will look to finish five or more innings for the seventh start in a row.
• When Castillo starts a game and his team is the favorite on the moneyline, they have a record of 4-1.
• Castillo’s team has a 4-2 record in his starts this season.
• In Castillo’s six starts with a total, the teams have hit the over two times.

Mariners Relief Pitchers

Astros Probable Pitcher – Cristian Javier

• The Astros are sending Javier (2-1) out to make his seventh start of the season. He is 2-1 with a 3.48 ERA and 35 strikeouts over 33 2/3 innings pitched.
• In his most recent time out on Saturday, the right-hander tossed 5 2/3 innings against the Philadelphia Phillies, allowing three earned runs while surrendering seven hits.
• Javier will try to go five or more innings for his seventh straight start. He’s averaging 5.5 innings per outing.
• The Astros were the underdog on the moneyline for two Javier starts this season — they won both.
• Javier’s team has won four of his six starts.
• Javier has started six games with a total set by oddsmakers this season. The teams have combined to hit the over in four of them.

Astros Relief Pitchers

Mariners Hitting Trends

• The Mariners have a 6-3 record in games this season when they belt two or more home runs.
• Seattle has gone 2-1 in its three games this season with at least five extra-base hits.
• The team has strung together eight or more hits 11 times this season, and has a 7-4 record in those games.
• Seattle has an 11-5 record in games this season when it scored at least five runs.
• The Mariners have drawn five or more walks in nine games this season, and are 7-2 in those contests.

Astros Hitting Trends

• They’ve hit two or more homers in eight games this season and are 4-4 in those matchups.
• Houston has gone 4-1 this season when collecting five or more extra-base hits as a team.
• In 18 games this season with eight or more hits, they have a record of 14-4.
• Houston has a 14-2 record this season when scoring five or more runs in a game.
• In seven games this season with five or more walks drawn, they’ve posted a record of 4-3

Mariners vs. Astros Prediction

Moneyline Pick: Astros (+124)
Over/Under Pick: Under (7)

Predictions are calculated by a data-driven algorithm derived from offensive performance metrics and probable starting pitchers.

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