Rays vs Guardians Best Bets, Expert Picks & ALCS Game 4 Predictions Today

Jon Metler - Betting Analyst at Covers.com
Jon Metler • Betting Analyst 5+ years betting experience
Updated: Oct 16, 2026 , 12:58 PM ET • 4 min read

Assuming the weather holds, our MLB experts expect volume from Rays righty Nick Martinez tonight. However, that doesn't mean the Guardians will come away empty-handed.

Rays vs Guardians Expert Picks. Nick Martinez Tampa Bay Rays MLB
Photo By - Reuters Connect. Tampa Bay Rays pitcher Nick Martinez (28) reacts after an injury during the fourth inning against the New York Yankees

With the Milwaukee Brewers awaiting, the Tampa Bay Rays and Cleveland Guardians meet for Game 4 of the ALCS tonight, weather permitting, at Progressive Field.

Our Rays vs. Guardians expert picks expect volume from Tampa Bay starting pitcher Nick Martinez, though Cleveland may come away with a massive ALCS advantage on Friday, Oct. 16.

Rays vs Guardians expert picks for Game 4

Pick Probability
Josh Inglis Josh Inglis: Nick Martinez o11.5 outs 57%
Jon Metler Jon Metler: CLE ML 51%
Joe Osborne Joe Osborne: Jose Ramirez o1.5 H+R+RBI 47%
Neil Parker Neil Parker: Nick Martinez o3.5 hits 47%

Probabilities courtesy of Polymarket. For help understanding Polymarket probabilities, see our odds calculator.

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Josh Inglis' expert pick: Nick Martinez Over 11.5 outs

Price: 57¢ at Polymarket

Kevin Cash clearly doesn't trust his middle relievers, letting Griffin Jax throw 67 pitches in Game 3 despite working out of the bullpen in the ALDS.

Many will look at Nick Martinez's last playoff box score and see just 11 outs on 63 pitches, but he exited after taking a 98-mph liner off his back. His leash is longer than that outing suggests, and he averaged between 80 and 90 pitches per start during the regular season.

I'm backing Martinez to record at least 12 outs with my MLB picks. This prop has a fair probability of 63%.

Jon Metler's expert pick: Guardians moneyline

Price: 51¢ at Polymarket

I'm backing the Cleveland Guardians to beat the Tampa Bay Rays in Game 4 and take a 3-1 lead in the ALCS.

Cleveland is trading at 51% on the moneyline, but I make the Guardians a 54% favorite, giving us an edge at the current price.

Martinez depends on getting hitters to chase his changeup outside the strike zone, but that approach could be tough to execute against Cleveland. The Guardians can stack their lineup with eight left-handed hitters, including disciplined bats near the top who are less likely to chase.

Left-handed hitters also get a slightly longer look at the spin on Martinez's changeup, helping them recognize the pitch, lay off offerings outside the zone, and force him to challenge them in the strike zone

Joe Osborne's expert pick: Jose Ramirez Over 1.5 hits + runs + RBI

Price: 47¢ at Polymarket

Big players make big plays in big games, and Jose Ramirez is delivering for Cleveland.

He has a 1.124 OPS through eight playoff games, piling up 11 hits, eight runs and eight RBI. He’s recorded at least two combined hits, runs and RBI in five of his last six games.

He should also feel comfortable at home, where he posted a .748 OPS this season compared to .632 on the road. At 47%, I’m going back to the well and backing Ramirez again.

Neil Parker also likes Ramirez's chances at providing offense as one of his favorite Rays vs. Guardians props.

Neil Parker's expert pick: Nick Martinez Over 3.5 hits allowed

Price: 56¢ at Polymarket

Rays righty Nick Martinez pitches to contact, so he’ll either go Over the number in a shortened outing or pitch deep enough into Game 4 for the Cleveland Guardians to pick up four or more hits. The Guardians have the highest wOBA in the postseason against right-handed pitchers, after all.

Martinez posted a career-low 15.1% strikeout rate alongside a minuscule 3.6% walk rate, while opposing hitters made contact on 90.7% of his pitches in the strike zone. He's also allowed four or more hits in each of his last four starts dating back to the regular season, so this prop is in play up to 51%.


How to watch Rays vs Guardians Game 4

Location Progressive Field, Cleveland, Ohio
Date Friday, Oct. 16, 2026
First pitch 8 p.m. ET
TV TBS

Odds are correct at the time of publishing and are subject to change.
Not intended for use in MA.
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Jon Metler
Betting Analyst

Having played, coached, and officiated basketball, Jon naturally turned his focus to the NBA when he entered the sports betting world. With over 15 years of experience, he specializes in spreads, moneylines, and player props—always chasing value through sharp market analysis. A firm believer in analytics, Jon trusts the numbers to guide his bets. He monitors NBA betting markets 365 days a year and uses 10-plus sportsbooks to find the best prices. If there are NBA games on, Jon’s up early, caffeinated, and already placing his favorite bets.

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