Rangers vs Pirates Prediction & Best Bets | Elite deGrom-Keller Pitching Duel Could Lead to Low-Scoring Affair

by | Jun 21, 2025 | mlb

Mitch Keller Starting Pitcher Pirates

Rangers vs Pirates Prediction & Best Bets | Elite deGrom-Keller Pitching Duel Could Lead to Low-Scoring Affair

The Texas Rangers (37-39) face off against the Pittsburgh Pirates (30-47) in the second game of their weekend series at PNC Park, following Texas’ 6-2 victory in Friday’s opener. This matchup features an intriguing pitching duel between Rangers’ former first-round pick Kumar Rocker and Pirates’ ace Mitch Keller, who despite his misleading 1-9 record, has been one of Pittsburgh’s few bright spots. With both teams struggling to find consistency and Texas looking to build momentum, Saturday’s game presents several interesting betting angles worth exploring.

Quick Picks:

  • Best Bet: Under 8.5 Runs (-110) ★★★★☆
  • Top Prop: Mitch Keller Over 5.5 Strikeouts (-120) ★★★★☆
  • Value Play: Rangers -1.5 Run Line (+145) ★★★☆☆

Texas Rangers vs Pittsburgh Pirates Betting Odds & Latest Line Movement

Market Texas Rangers Pittsburgh Pirates
Moneyline -111 -108
Run Line -1.5 (+145) +1.5 (-165)
Total Over 8.5 (-110) Under 8.5 (-110)

Opening Line: Rangers -115, Total 8.5

Sharp Money Analysis: Where Pro Bettors Are Placing Their Wagers

The line movement in this game has been subtle but telling. After opening with Texas as a slight -115 favorite, we’ve seen the line tighten to essentially a pick’em with the Rangers at -111 and Pirates at -108. This indicates some professional money coming in on the home underdog, likely reflecting concerns about Rocker’s inconsistency this season. However, I’m not seeing enough movement to suggest a strong professional conviction on either side. The total has remained steady at 8.5, which is somewhat surprising given the struggles of Rocker and Pittsburgh’s anemic offense. The lack of movement on the total suggests a balanced approach from sharp bettors.

Pitching Matchup: Kumar Rocker vs Mitch Keller – Who Has the Edge?

Texas Rangers: Kumar Rocker (2-4, 7.31 ERA)

  • The former #3 overall pick has struggled with consistency in his first full MLB season
  • Alarming 7.31 ERA across 28.1 innings with a concerning 1.69 WHIP
  • Showing flashes of his elite potential with 27 strikeouts in limited innings
  • Has allowed 4+ runs in four of his last six starts
  • Command issues evident with 8 walks in just 28.1 innings pitched

Pittsburgh Pirates: Mitch Keller (1-9, 4.08 ERA)

  • His 1-9 record is one of baseball’s most misleading stats – he’s pitched much better than it indicates
  • Solid 4.08 ERA with a respectable 1.25 WHIP across 88.1 innings
  • Strong K/BB ratio with 68 strikeouts against only 22 walks
  • Averaging 6.1 innings per start, providing reliability for a weak Pirates bullpen
  • Has received the worst run support in MLB (2.1 runs per start)

Advantage: Pittsburgh. Despite his poor record, Keller has been significantly more reliable than Rocker. The Pirates starter has been a victim of poor run support rather than poor performance, while Rocker continues to search for consistency at the major league level.

Bullpen Breakdown

The Rangers’ bullpen has been a pleasant surprise this season, ranking 11th in MLB with a 3.78 ERA. Luke Jackson has emerged as their closer with 9 saves, while Robert Garcia has contributed 5 saves and 10 holds in high-leverage situations. Their depth has been tested with injuries to Josh Sborz and others, but they’ve remained relatively effective.

Pittsburgh’s relief corps has been one of their few bright spots, led by All-Star candidate David Bednar (10 saves) and Dennis Santana, who’s been excellent with a 1.72 ERA across 32 appearances. However, Santana is currently appealing a four-game suspension for an incident with a fan in Detroit, adding uncertainty to the Pirates’ late-inning plans. Overall, Pittsburgh’s 3.92 bullpen ERA ranks 14th in MLB, making this area a virtual push between the teams.

Key Betting Trends & Team Statistics That Matter

  • The Rangers are just 14-23 on the road this season but have won 6 of their last 10 games overall
  • Pittsburgh is 19-20 at home, making PNC Park one of the few places they’ve been somewhat competitive
  • Texas is 23-12 when recording 8+ hits in a game this season
  • The Pirates are a dismal 3-7 in their last 10 games with a .196 team batting average during that span
  • Rangers have scored 4+ runs in 7 of their last 10 games, showing improved offensive consistency
  • Pittsburgh is 13-3 when scoring at least 5 runs but has achieved that threshold in just 16 of 77 games
  • Texas is 6-4 against NL opponents this season, while Pittsburgh is 8-12 against the AL
  • The Under is 41-32-4 in Pirates games this season, highlighting their offensive struggles

Josh Smith’s Rising Star: AL Player of the Week Returns to Lineup

After missing three games with a hamstring issue, Josh Smith returned to the Rangers lineup on Friday in the DH spot and made an immediate impact. The versatile 26-year-old was named AL Player of the Week before his brief absence after going 11-for-26 with two home runs last week. Smith’s emergence has been crucial for a Rangers offense that hasn’t lived up to expectations this season.

His ability to hit for both average (.291) and power (7 HRs) while playing multiple positions has made him one of Texas’ most valuable players. Against a right-handed pitcher in Keller, Smith should remain in the lineup and could be the offensive catalyst Texas needs to secure another victory. His plate discipline and ability to use all fields makes him particularly dangerous at PNC Park, where the spacious gaps reward gap-to-gap hitters.

PNC Park Factor: How the Venue Influences Today’s Game

PNC Park remains one of baseball’s most picturesque venues and features distinct characteristics that influence game strategy. The park typically plays as pitcher-friendly overall (0.94 run factor in 2024) but has unique dimensions that can impact specific types of hitters. The North Shore Notch in right-center field creates a challenging 410-foot power alley, while the short 325-foot distance down the right field line with a 21-foot high wall (mimicking the old Forbes Field) can be both tempting and frustrating for left-handed power hitters.

With afternoon game temperatures expected around 78 degrees and minimal wind, conditions should be neutral. This setup slightly favors pitchers, particularly Keller, who knows how to use the park’s dimensions to his advantage. For Rangers hitters, the left-handed Seager and Smith could benefit from the shorter right field, while the Pirates’ limited power threats will struggle against the spacious left-center gap that swallows potential extra-base hits.

Expert Prediction & Best Bets for Rangers-Pirates Showdown

Primary Play: Under 8.5 Runs (-110)

I’m confident in the under as my strongest play in this matchup. While Rocker has struggled this season, he’s shown flashes of his potential, and the Pirates’ offense ranks near the bottom of MLB in nearly every significant category. Pittsburgh is averaging just 3.21 runs per game and hitting a collective .226, making them one of baseball’s least threatening lineups. Keller has been much better than his 1-9 record suggests, consistently giving the Pirates quality innings despite minimal run support. With both bullpens performing reasonably well and PNC Park’s run-suppressing tendencies, I expect a lower-scoring affair that stays under this total.

Strong Value Play: Mitch Keller Over 5.5 Strikeouts (-120)

Keller has recorded 6+ strikeouts in 8 of his 15 starts this season, and he faces a Rangers lineup that can be strikeout-prone, particularly on the road. Texas batters have struck out 8.11 times per game, and Keller should have the advantage with his familiarity at PNC Park. The Pirates starter has been more aggressive with his strikeout pitches lately, registering 23 Ks over his last three starts. Against a Rangers team that’s shown some swing-and-miss tendencies away from Globe Life Field, Keller should clear this reasonable strikeout total.

Worth Considering: Rangers -1.5 Run Line (+145)

While this is my most speculative play, the +145 odds offer compelling value for a Rangers team that’s shown offensive improvement lately. Texas has outscored opponents by 18 runs over their last 10 games and just demonstrated their offensive capabilities in Friday’s 6-2 win. If Rocker can provide even an average start, the Rangers’ superior lineup should be able to get to Keller eventually, who despite his solid pitching has consistently lacked run support. At these odds, the run line offers strong value for a Texas team that’s playing better baseball right now.

Player Props Worth Targeting in Today’s Matchup

Player Prop Odds Rating
Mitch Keller Over 5.5 Strikeouts -120 ★★★★☆
Josh Smith Over 1.5 Total Bases +120 ★★★★☆
Kumar Rocker Under 4.5 Strikeouts -115 ★★★☆☆
Adolis García To Record an RBI +140 ★★★☆☆
Andrew McCutchen Over 0.5 Runs Scored +130 ★★☆☆☆

Final Thoughts: Rangers’ Superior Talent Should Prevail in Low-Scoring Affair

While this game presents as closer than Friday’s opener, I still see the Rangers as the superior team with better offensive firepower. Keller gives Pittsburgh their best chance to even the series, but the lack of run support has been his undoing all season. If Rocker can limit damage and keep the game close through 5 innings, Texas should be able to rely on their bullpen advantage and superior lineup to secure another victory. However, the safest play remains the Under, as both offenses have shown inconsistency and PNC Park tends to suppress scoring. Expect a competitive, lower-scoring contest that ultimately favors the more talented Rangers team.

Score Prediction: Texas Rangers 4, Pittsburgh Pirates 2

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