Rays vs Cubs Prediction & Best Bets | Pitching Mismatch Creates Value at Wrigley

by | Sep 13, 2025 | mlb

Red Sox vs Cubs Prediction & Best Bets | Surging Boston Looks To Extend Win Streak

The Tampa Bay Rays (77-80) visit the Chicago Cubs (88-66) Saturday afternoon at Wrigley Field in what shapes up as a fascinating pitching duel between two right-handers on different trajectories. Drew Rasmussen brings his elite 2.64 ERA to face Colin Rea, who despite a respectable record has struggled with consistency. With the Cubs fighting for playoff positioning and the Rays playing spoiler, this matchup offers several interesting betting angles. I’ve identified key advantages in both the side and total markets that make this game particularly appealing from a wagering perspective.

Quick Picks:

  • Best Bet: Tampa Bay Rays Moneyline (+101) ★★★★☆
  • Top Prop: Junior Caminero Over 1.5 Total Bases (-105) ★★★★☆
  • Value Play: Under 8.5 Runs (-105) ★★★☆☆

Tampa Bay Rays vs Chicago Cubs Betting Odds & Latest Line Movement

Market Tampa Bay Rays Chicago Cubs
Moneyline +101 -121
Run Line +1.5 (-210) -1.5 (+175)
Total Over 8.5 (-115) Under 8.5 (-105)

Opening Line: Cubs -115, Total 8

Sharp Money Analysis: Where Pro Bettors Are Placing Their Wagers

The line movement in this game tells an interesting story. The Cubs opened as -115 favorites and have been bet up slightly to -121, indicating steady public support for the home team. However, what’s more telling is how the run line has shifted, with Tampa Bay’s +1.5 being juiced all the way to -210. This suggests professional money is seeing value in the Rays keeping this game close, even if they don’t win outright. The total has ticked up from 8 to 8.5, but the under is receiving slightly better odds, indicating some resistance to the over despite Wrigley Field’s reputation as a hitter’s park.

Pitching Matchup: Drew Rasmussen vs Colin Rea – Who Has the Edge?

Tampa Bay Rays: Drew Rasmussen (10-5, 2.64 ERA)

  • Dominant 0.98 WHIP ranks among MLB’s elite starters
  • Impressive 117:31 K:BB ratio over 139.2 innings shows exceptional command
  • Holding opponents to a .223 batting average this season
  • Has allowed 2 or fewer runs in 7 of his last 9 starts

Chicago Cubs: Colin Rea (10-6, 4.20 ERA)

  • Mediocre 1.31 WHIP indicates consistent traffic on the basepaths
  • 104:43 K:BB ratio over 141.1 innings shows control issues
  • Home ERA of 4.65 is significantly worse than his road performance
  • Has surrendered 5+ hits in 8 consecutive starts

Advantage: Tampa Bay. Rasmussen’s elite WHIP and strikeout-to-walk ratio give him a substantial edge over Rea, who has struggled with consistency at Wrigley Field.

Bullpen Breakdown

The bullpen comparison presents a more balanced picture. Tampa Bay’s relief corps is anchored by closer Pete Fairbanks (25 saves) and setup man Griffin Jax (26 holds), forming one of the more reliable late-inning duos in the American League. The Cubs counter with Daniel Palencia (22 saves) supported by Brad Keller (25 holds) and Caleb Thielbar (21 holds). While Chicago’s bullpen has been more rested recently, Tampa Bay holds a slight edge in overall effectiveness with better strikeout rates and fewer walks. The Rays’ bullpen has been particularly strong in road games, posting a 3.42 ERA away from home compared to Chicago’s 3.89 ERA at Wrigley Field.

Key Betting Trends & Team Statistics That Matter

  • Tampa Bay is 22-14 (+8.7 units) as an underdog this season
  • The Cubs are just 34-40 against teams with losing records
  • The under is 18-7-2 in games featuring Rasmussen as a starter
  • Tampa Bay has won 7 of their last 10 interleague games
  • Chicago is 5-8 in day games at Wrigley Field since August 1
  • The Rays are 6-2 in their last 8 games as road underdogs
  • Colin Rea has a 5.31 ERA in day games this season

Junior Caminero: Tampa Bay’s Rising Star Poised for Big Day

The breakout season for Tampa Bay’s young slugger Junior Caminero continues to impress. The 21-year-old phenom has been on an absolute tear over his last 12 games, hitting .362 with 4 homers and 11 RBIs. What makes this matchup particularly intriguing is Caminero’s success against pitchers with similar profiles to Colin Rea – right-handers who rely heavily on sinkers and sliders. Against this pitch mix, Caminero is batting .331 with a .594 slugging percentage. With Rea’s tendency to leave pitches elevated in the zone, especially during day games at Wrigley, Caminero is perfectly positioned to continue his hot streak.

Wrigley Field Factor: How the Venue Influences Today’s Game

Wrigley Field traditionally plays as a neutral to slight pitcher’s park, ranking 25th in MLB with a run factor of 0.898 and a home run factor of 0.883. However, September games at Wrigley present unique challenges as the wind direction can dramatically affect play. Today’s forecast calls for 8-10 mph winds blowing in from right field, which should suppress power numbers and favor Rasmussen’s pitch-to-contact approach. Additionally, the 2:20 pm start time creates challenging shadows between the mound and home plate during the middle innings, typically giving pitchers an advantage as hitters struggle with pitch recognition. These factors combine to create a more pitcher-friendly environment than the numbers might suggest.

Expert Prediction & Best Bets for Rays-Cubs Showdown

Primary Play: Tampa Bay Rays Moneyline (+101)

This is simply too much value to pass up. Rasmussen gives the Rays a significant edge in the starting pitching matchup with his elite 2.64 ERA and 0.98 WHIP compared to Rea’s pedestrian 4.20 ERA and 1.31 WHIP. The Cubs have underperformed as favorites this season, while Tampa Bay has shown resilience as underdogs. At virtually even money, the Rays represent substantial value, and I’d play them confidently at any price better than -110.

Strong Value Play: Under 8.5 Runs (-105)

With Rasmussen’s consistent ability to limit damage and the wind blowing in at Wrigley Field, conditions are ripe for an under. Rasmussen’s games have gone under at a 67% clip this season, and the combination of afternoon shadows and defensive positioning should further suppress scoring. While the Cubs’ offense has been productive, Rasmussen’s elite command (just 31 walks in 139.2 innings) should neutralize their effectiveness.

Worth Considering: Tampa Bay +1.5 Runs (-210)

While the juice is heavy here, the Rays run line offers significant security for those not comfortable with the outright upset. Tampa Bay’s strong bullpen and Rasmussen’s ability to work deep into games make it unlikely they’ll get blown out. The -210 price is steep but justified given the pitching mismatch, and I expect this game to be decided by a single run either way.

Player Props Worth Targeting in Today’s Matchup

Player Prop Odds Rating
Junior Caminero Over 1.5 Total Bases -105 ★★★★☆
Drew Rasmussen Over 5.5 Strikeouts -125 ★★★★☆
Yandy Diaz Over 1.5 Total Bases +115 ★★★☆☆
Colin Rea Under 4.5 Strikeouts -135 ★★★☆☆

Final Thoughts: Rasmussen’s Edge Makes Rays the Play

When analyzing this matchup holistically, it’s clear the market is undervaluing Tampa Bay. The significant disparity in starting pitching quality alone justifies taking the Rays at plus money. Drew Rasmussen’s elite command (0.98 WHIP) and Colin Rea’s struggles at Wrigley Field create a perfect storm for a Tampa Bay victory. While the Cubs have more to play for in terms of playoff positioning, the Rays have shown they’re not rolling over, posting a winning record since September 1st. The combination of Rasmussen’s dominance, Junior Caminero’s hot bat, and favorable pitching conditions at Wrigley Field all point to value on both Tampa Bay and the under.

Score Prediction: Tampa Bay Rays 4, Chicago Cubs 2

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